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Sleep Genius

Featured in NASA Spinoff

Fall asleep. Stay asleep.

Sleep Genius is five hours of music, built from NASA-funded sleep research, that works on the sleep system itself.

A complete system for the nights you cannot get there and the nights you cannot stay: the player, the SleepPhones headband, and all five hours of the program, arriving ready for tonight.

A man asleep on his side wearing the SleepPhones headband, his partner asleep beside him and undisturbed.

$195

One payment

No subscription, no account, no app. Ever.

Back in School Sale: enter code INSCHOOL at checkout for 10% off, through October 9.

Includes the complete Sleep Genius program, a preloaded player, and SleepPhones.

Size refers to the fabric headband only. Sizing guide

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Experience 90 seconds of Sleep Genius

0:00

If this sounds familiar

You go to bed at the same time every night, you have taken the screens out of the bedroom, and the room is dark and cool. You are still lying there at 2am doing the math on how many hours are left.

Or the falling asleep part is fine and you surface at 3am for no reason you can name. Then the night is over.

Most of what's sold for sleep works on one of two things: the room around you, or your body for one night. A white noise machine covers up sound. A sleep app plays something calming until you drift off. A pill sedates you until morning and leaves your brain out of it.

Sleep Genius works on the sleep system itself, through the vestibular pathway in your inner ear.

About a third of American adults sleep less than seven hours a night, and only about half wake up feeling rested most days. Short sleep is linked over time to higher risk of obesity, diabetes, high blood pressure, heart disease, stroke, and frequent mental distress. None of that arrives on any particular night, which is what makes it easy to keep postponing.17

Why music

Why the science had to be inside music

A body will follow a rhythm it can hear. Sleep Genius is five hours of music composed around that fact, psychoacoustically designed so the science and the music arrive together, and built to run the length of a night.

Slow rhythms, low frequencies

Music, slow and low. Your body falls in with a rhythm it can hear, the way your steps match the person you are walking beside. These rhythms are set slower than a waking pulse, so breath and heart rate have something to follow downward toward sleep.

All four in one piece of music

Neurosensory algorithms, multi-band binaural beats, and pink noise are embedded in the music. All four run at the same time, through every track, working with your body's own sleep rhythms to carry you down into deep, restful sleep.

It reaches you after you are asleep

Hearing is the one sense that stays on all night. One album on repeat runs from lights out to morning, so the music keeps arriving long after you have stopped listening, through every stage your brain moves between before it wakes you.

Sleep Genius was developed with neuroscientist Seth Horowitz, whose NASA-funded research on vestibular stimulation and sleep formed its scientific foundation. Advanced Brain Technologies has been publishing music for the brain for more than two decades, across three generations of a family working in brain development for more than 75 years. Alex Doman co-wrote Healing at the Speed of Sound on the subject. Sleep Genius is the program we reach for when the problem is the night, and it is included in every TLP System we sell.

Read the full research: the NASA origin story, the independent studies behind each technique, and the evidence for music itself.

Who it's for

Built for the nights that will not cooperate

Sleep Genius is used by children, teenagers, adults, and seniors, at home and in clinics.

Getting there and staying there

  • You lie awake a long time before falling asleep
  • You wake in the middle of the night and cannot get back down
  • Your child takes a long time to settle at bedtime
  • You work shifts or cross time zones often
  • Bedtime brings anxious feelings that keep you up

What you have already tried

  • You have fixed your sleep hygiene and it was not enough
  • You want a non-pharmaceutical option to add to your routine
  • You gave up on white noise and tones because you could not stand listening to them
  • You would rather not have your phone in the bedroom

If something you've tried before helped only a little, that experience is worth taking seriously.

From a customer

Eight hours a night, after five years of far less

At 75, she had been living on fewer than four hours of sleep a night for more than five years. After that long, restless nights had simply become part of her life.

Within 30 nights of starting Sleep Genius, she was sleeping eight hours a night.

What surprised her most was how quickly the change came. By the end of those 30 nights, she no longer felt she needed Sleep Genius every night, but she chose to keep it as part of her evening routine.

Something else was happening too.

She described the music as beautiful and said that simply hearing it helped settle her mind. What started as something she hoped might help her sleep became something she genuinely looked forward to at the end of the day.18

8 hrs6 hrs 4 hrs2 hrs 4 hours8 hours For 5+ yearsWithin 30 nights

Swipe to see the full chart

Fewer than four hours a night for more than five years, then eight hours a night within 30 nights, in one customer's account.

One customer's account, as she described it to us and shared with her permission. This is a single person's experience and not measured data.18

From a customer

The night the babysitter forgot

"As the parent of two children on the autism spectrum who rarely sleep, I have tried every sleep hygiene intervention I could find, to no end. I was skeptical that Sleep Genius would work. I expected it would take weeks to see results, but the first night, our boys went from needing three hours to fall asleep to only one hour. By the third night it took around thirty minutes and has taken even less time since then. I did wonder whether it was the program or our crazy schedule, but a week ago a family member babysat and forgot to use Sleep Genius. The boys were both still awake and stressed hours later when we got home, until we played the music for them."

E. Watson, United Kingdom9
3 hrs2 hrs 1 hr30 min 3 hours1 hour30 min BeforeNight 1Night 3

Swipe to see the full chart

Three hours to fall asleep on night one, about thirty minutes by night three, in one family's account.

One family's report, timings as given to us by their mother. This is a single household's experience and not measured data.9

Most families use Sleep Genius through a speaker rather than a headband, with the same album on repeat every night.

Sleep problems are more common in autistic children than in their peers.15 No study has tested Sleep Genius in autistic children, and it is not a treatment for a sleep disorder.

What's included

Everything for $195

  • Four 1-hour sleep albumsRenewed Universe, Serenity, Dreamscape, and Tranquility. Play one on repeat or run all four in sequence.
  • A 30-minute relaxation programFor winding down before bed.
  • A 29-minute power napFor a mid-day reset.
  • A preloaded audio playerEvery unit arrives charged, loaded with the complete program, and ready to play. The player model may change between production runs.8
  • SleepPhones headbandUltra-thin flat speakers in a soft fabric headband, made to be worn lying on your side.
5hours of audio, preloaded before it ships
6programs: four sleep albums, relaxation, power nap
0apps, accounts, or subscriptions
1payment, once
Add to cart, $195

How it compares

Against what you have already tried

A phone next to the bed is one of the reasons people sleep badly, between the lit screen and the pull to check one more thing. Fixing your sleep using the object most likely to be interrupting it is a strange arrangement, and it is the one most sleep audio requires.

Sleep Genius arrives on its own player, charged and loaded. There is nothing to download, no account to create, no subscription to remember, no notifications, and no reason for your phone to be in the room at all. You press play. That difference, and the ones below it, are what the table compares.

Five ways of approaching a bad night, and what each one actually acts on.

Swipe to compare all five columns

Sleep GeniusSleep and meditation appsWhite noise machineMelatonin and OTC aids
What it doesTriggers a vestibular sleep response through sound, tracks sleep stages with multi-band binaural beats, slows heart and breathing with decelerating pink noisePlays calming audio, stories, and guided relaxationMasks disruptive sound with broadband noiseActs on the body chemically to induce sleepiness
What you actually hearMusic composed for sleep, with the techniques embedded in the recordingsGuided voices, sleep stories, ambient tracksStatic or a synthetic humNothing
GoalSupport the night itself, with the aim that you need it less over time7Help you relax tonightCover up the room tonightGet you down tonight
Works through the night One album on repeat runs to morning and follows stage transitions Usually timed to fade out Yes, unchangingVaries
Phone at the bedside Not needed Required Not needed Not needed
Ongoing cost None. $195 once Recurring subscription None Recurring purchase
Headphones you can sleep on your side in Included Sold separatelyNot applicableNot applicable
Non-pharmaceutical Yes Yes Yes No

On medication, in the NASA profile: the position taken was not anti-pharmaceutical, and that if you have medication and you need it, you should take it. Talk with your prescribing doctor before changing anything.

Everything for one price The player, the SleepPhones, and all five hours of music. One payment of $195, with nothing recurring after it.
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Where it came from

It started with astronauts who could not sleep

On the International Space Station there is a sunrise or sunset every 45 minutes, the surroundings are loud, and the schedules are demanding. Insomnia in the early weeks of a mission is common enough that NASA has funded research into it for years.

That funding went to neuroscientists at Stony Brook to study how the vestibular system, the balance organs of the inner ear, affects sleep. Testing on hamsters showed that low-amplitude stimulation of the kind produced by riding in a car shifted sleep cycles. Further work found the vestibular system connects into nearly every part of the sleep network.

The step that made a product possible came later: the same effect could be produced through sound instead of movement, because the auditory and vestibular systems talk to each other. NASA Spinoff published an account of the technology.3

Most of what follows is about how these mechanisms work in general, not about Sleep Genius specifically. We say so plainly, once, here: where a study did test the finished program directly, like NASA's own early comparison further down, we call that out by name.

Low-frequency sound Vestibular organs Vestibular nuclei Sleep network Runs under the music Read as gentle motion Signal to the brainstem Arousal reduced

Swipe to see the full chart

Sound travels from the ear into the balance organs of the inner ear, which connect directly into the brain's sleep network.

The pathway established by the NASA-funded research, and the route Sleep Genius uses. Simplified for clarity.

How it works

Four techniques in every track

These are the four things that separate Sleep Genius from a calming playlist. The music is the first of them, and the other three are composed inside it rather than played alongside it. You hear music. Your brain receives the rest.

AwakeREM N1N2 N3 deep Lights out2 hrs4 hrs6 hrsMorning All four are present in every minute of the music 1 Music composed at low frequency and slow tempo 2 Neurosensory algorithms read as motion 3 Binaural beats tracking the stage transitions 4 Pink noise slowing heart rate and breathing Each sleep album runs one hour. Playing one album on repeat all night is the recommended setup.

Swipe to see the full chart

A night runs through several sleep stages in a cycle of about 90 minutes, four or five times over. Sleep Genius plays continuously across all of them.

Typical adult sleep architecture across one night. All four techniques are composed into the music and are present continuously in every minute of audio, which is what the tracks below the curve show. Each sleep album runs one hour, so covering a full night depends on playing one album on repeat, which is the recommended setup. The numbers correspond to the techniques described below. Illustrative, not measured data from Sleep Genius users.4

What the stages on the chart mean

Sleep is not one state. A healthy night moves through several stages in a repeating cycle of roughly 90 minutes, four or five times over. The rises back toward the top of the chart are part of a normal night rather than a fault in it, which is worth knowing if you have been treating every waking as evidence that something has gone wrong.

  • Awake Before sleep, and the brief surfacings between cycles.
  • REM The dream stage. Fast, low-amplitude brain activity, and about a quarter of the night.
  • N1 Drowsy sleep. The handoff from waking into sleep, usually only a few minutes.
  • N2 Light sleep. Awareness of the room falls away. Around half of the whole night.
  • N3 deep Slow-wave sleep, the deepest stage, weighted toward the first half of the night.

1. Music composed at the pace of a resting body

Advanced Brain Technologies has published music for the brain for more than two decades, and the composition is where the work starts. These recordings were written at low frequency and slow tempo, in the 60 to 80 beats per minute range that sits at a resting heart rate, with simple structure and smooth melodic lines. Reviews of sleep music keep landing on those same properties.16 The pathway runs through the brainstem and the brain's emotional centers, which signal the hypothalamus to shift the body toward rest, and tempo is part of what decides which direction that shift goes. The three techniques below are composed into this one, and they depend on it.

2. Neurosensory algorithms your inner ear reads as motion

Inside each inner ear sit three semicircular canals and two otolith organs, working as accelerometers. Their day job is balance. They also connect into nearly every part of the sleep network, including the brain's master circadian clock and the region of the hypothalamus that produces orexin, the neuropeptide that keeps you awake. The drowsiness that comes with riding in a car has a name, sopite syndrome, and it is what first pointed researchers at the vestibular system. Neurosensory algorithms sit underneath the music and trigger that same motion-induced sensation, similar to a baby being rocked to sleep.

3. Binaural beats that follow your sleep stages

Send 250 Hz to one ear and 253 Hz to the other and your brainstem produces a 3 Hz pulse that exists in neither ear on its own. Because your brain generates it, the beat can be set to frequencies far too slow for any speaker to reproduce. Sleep moves through light sleep, deep slow-wave sleep, and REM on a roughly 90-minute cycle, so the beats are arranged across several bands and sequenced to stay with you through the transitions.

4. Pink noise that decelerates

Pink noise falls away as frequency rises, halving in power each octave, which is the slope nature tends to produce. Here it is shaped against the sound envelopes of a heartbeat and a breath, so it pulses at roughly the pace of a body at rest. Across the track those envelopes slow, and your heart rate and breathing are handed an external pace to fall in behind.

The same sense, opposite results Awake Asleep Where Sleep Genius sits Sudden, high amplitude Low amplitude, periodic Violent or erratic A jolt wakes you Sickness instead of sleep

Swipe to see the full chart

A sudden jolt wakes you. Gentle, repeating movement at low amplitude puts you under. Sleep Genius targets the low end of that curve.

The vestibular response was described in the NASA-funded research as a psychophysical curve covering all states of arousal and sleep. The band is the region Sleep Genius targets.
Go deeper

The mechanism in full, with the research

Independent teams have tested each of these pathways. A 2019 study in Current Biology put 18 adults on a bed rocking at 0.25 Hz and found faster sleep onset, more deep sleep, and stronger sleep spindles, with a companion paper showing mice without functioning otolith organs were unaffected. A 2024 study in Scientific Reports found binaural beats at 0.25 Hz brought nappers to N2 and N3 faster than silence. A 2020 Journal of Neurophysiology study showed the vestibular system responds to movement too small to feel at all.5

The evidence for music itself

What independent research says about music and sleep

Before the four techniques above are added to it, it's worth asking what music alone does for sleep. Here's the independent evidence.

Improvement in sleep quality score (PSQI points) Higher is better. Pooled across 10 randomized trials, 708 participants. 012 345 pts 2.79 points 95% CI 1.72 to 3.86 Music listening compared with no treatment or treatment as usual. No trial reported an adverse effect.

Swipe to see the full chart

Adults with insomnia who listened to music rated their own sleep clearly better than those who listened to nothing. This is what music alone does, before the techniques above are added to it.

From the 2022 Cochrane systematic review of music listening for insomnia in adults. A Cochrane review pools independent randomized trials and applies a formal certainty grade to the result. The authors graded this outcome moderate-certainty, an improvement of roughly one standard deviation.11

The same review found less when sleep was measured in a lab than when it was reported by the sleeper.11 That gap is where composition matters. Those trials pooled music of many kinds, much of it participant-chosen, with no control over tempo or structure. Reviews that look specifically at which musical properties help keep landing on a narrow set,16 and Sleep Genius is written to them.

What has been tested

The early controlled comparison, in NASA's words

Before the program was commercialized, a test was run with a therapist in Los Angeles who worked with people who had severe sleep problems. Two-thirds of her patients received CDs containing the music with the algorithms and sleep-inducing stimuli embedded. The remaining third received CDs of the same music without them.

100%75% 50%25% 77 to 80% reportedsleeping better Audio program group No significant improvementreported Control group

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Of the patients given the music with the stimuli embedded, 77 to 80 percent reported sleeping better. The group given the same music without them showed no significant improvement.

As reported in NASA Spinoff. Two-thirds of one Los Angeles therapist's patients received CDs carrying the algorithms and the sleep-inducing stimuli. The remaining third received the same music without them. The lighter band at the top of the bar is the 77 to 80 percent range NASA reported. NASA published a figure only for the group using the music, and reported that the control group showed no significant improvement.6

How this test was run

An early practice-based comparison using one therapist's patients, published in NASA's account of the technology rather than in a peer-reviewed journal. It had a control group given the same music without the embedded stimuli, which is what gives it weight. It was a practice-based comparison rather than a randomized clinical trial, and we describe it as exactly that.

NASA’s own account of the research is public, and it’s linked below.

  • NASA Spinoff profileThe published account of the research and the comparison above, on NASA's own site.

Want to see the research?

Get the Sleep Genius white paper

You've read what each of the four techniques does and where the evidence for it currently stops. The white paper is where the rest of it lives: the acoustic design worked out in detail, the sopite syndrome literature back to 1976, the vestibular pathway into the sleep network, and the independent studies behind each mechanism, with their sample sizes and their limits.

If you're reading this as a clinician, that's the paper you want: full methodology, effect sizes, and an honest account of where independent replication exists for each mechanism and where it doesn't yet.

If this is for your own house, the paper answers a different question: whether this is real science or a marketing claim. It includes Horowitz's original testing across ages 1 to 62, described in his own words as ad-hoc rather than a controlled study, the same honesty you'll find in every citation on this page.

Cover of the white paper, Understanding the science of sleep.

Send me the white paper

Tell us where to send it and the paper arrives within a minute.

Are you looking for yourself, or for your practice? (optional)

We will email you the paper and occasional notes about sleep and the brain. See our terms and conditions.

Your first night

Three steps, then you stop thinking about it

1. Pick one album

Start with whichever of the four sleep albums you like most, Renewed Universe, Serenity, Dreamscape, or Tranquility. Repetition is part of how it works, so staying with one is better than shuffling.

2. Set the volume low

Loud enough to hear clearly, quiet enough that it is not intrusive. You may notice the low-frequency layer under the music at first. That is the working part, and most people stop registering it within a few nights.

3. Set one album on repeat

Each sleep album runs one hour, and the player does not arrive set to repeat, so turn repeat on the first time you use it. One album on repeat all night is what we recommend. That is what carries Sleep Genius through to morning, and the program is built to follow your sleep stages, so it does more across a full night than on a timer.

Some people notice a change in the first week. People with long-standing sleep problems usually need several consecutive nights before anything shifts.

Tonight, the music helps you get to sleep.

Over months of consecutive nights, we think something else happens as well. Your brain gets practice falling asleep the same way each time, and gets better at doing it on its own. That is our reasoning rather than a research finding, and no study has tested whether it holds after you stop.7 It is why we ask you to use it every night at first, and why we expect you to need this less over time.

A woman asleep on her side wearing the SleepPhones headband.
Flat drivers, so you can lie on your side all night.

Details

Everything is ready before it reaches you

Full specifications

Music content

  • Total runtime 5 hours
  • Sleep albums 4 × 60 min
  • Relaxation program 30 min
  • Power nap 29 min
  • Techniques Psychoacoustic music, neurosensory algorithms, multi-band binaural beats, pink noise

Player

  • Arrives Charged and preloaded
  • Setup required None
  • Playback 1-hour albums, set on repeat
  • Loaded with The complete 5-hour program
  • Sold Only as part of this system
  • Every unit Charged, loaded, ready8

SleepPhones

  • Speakers Ultra-thin flat drivers
  • Headband Soft fabric
  • Sizes Small, Medium, Large
  • Side sleeping Designed for it
  • Worn Lying down, all night
  • Sizing Measurements

Measure around your head just above the ears, where the headband will sit. Medium fits most adults, 21½ to 23⅜ inches, about a standard hat size. Large is 23½ inches and up. Small is sized for children and smaller heads. The size refers only to the fabric headband, and the music is identical in all three.

Compatibility

  • Headphones Included, or use your own
  • Speakers Any Bluetooth speaker10
  • With a young child Through a speaker
  • Phone or app required No
  • Account required No
  • Subscription None
  • Internet Not needed

Warranty and returns

  • Warranty 1 year limited
  • Return window 30 days1
  • Ships in 2 business days
  • Ships from Utah
  • Support +1-801-622-5676

Usage

  • Recommended use Nightly, continuous
  • Then As needed
  • Ages Used across ages2
  • With a young child Through a speaker
That is everything in the box It arrives charged, loaded, and ready for tonight. $195.
Add to cart

Before you buy

The questions people actually ask

I have tried sleep apps and white noise. Why would this be any different?

The mechanism is different, not just the packaging. Sleep apps play calming content and white noise masks the room, working on your environment or your state of mind. Sleep Genius targets the vestibular system, the balance organs in your inner ear that are wired into the brain's sleep network, the same reason gentle motion makes people drowsy in a car. A 2022 Cochrane review found that music listening alone improves sleep quality in adults with insomnia, with no adverse effects reported.11 Neurosensory algorithms, binaural beats, and pink noise are composed into the music on top of that. Your own playlist won't substitute: it can relax you, but it won't carry the vestibular signal or the stage-matched beats, because those are written into these specific recordings.

Does it help if my problem is waking at 3am rather than falling asleep?

Yes, that's a large part of what it was designed for. One album on repeat runs unbroken to morning rather than fading out on a timer, and the binaural beats follow your brain's rhythm changes as you move between sleep stages. The NASA profile notes that older adults tend to fall asleep fine and wake repeatedly, while younger adults tend to have the opposite problem, and the frequency balance addresses both.

Will I need it forever?

No. Use it every night while you are working on your sleep, then step back to as needed once the nights are going well.7 We won't tell you your sleep is permanently rebuilt after that. Nothing about this product depends on paying us again: one payment, no account, no subscription.

Can I use this with a young child?

Yes. Sleep Genius is used across ages, and the white paper's account of early testing describes subjects from 1 to 62, described as ad-hoc rather than a designed study.13 With a young child, most parents run the program through a speaker in the room rather than having them sleep in the headband, which is how the family quoted above used it. Check with your pediatrician before any overnight headphone use with a child.2

I sleep on my side. Can I actually wear these, and will my partner hear it?

SleepPhones use ultra-thin flat speakers inside a soft fabric headband, made for lying on your side, unlike conventional headphones or earbuds. The speakers sit inside the headband, so your partner hears nothing. If you'd rather not wear anything, the program also works through any Bluetooth speaker.1012 SleepPhones are included either way, so you can try both.

Is this the same music NASA tested?

Not exactly. NASA funded the vestibular sleep research the design is based on, and NASA Spinoff profiled the resulting technology, but NASA did not test or endorse this product and does not endorse commercial products at all. The music in this system came out of that research, and it is what was used in the early comparison described above.

I already have a TLP System. Do I need this?

Check your iPad first. Many TLP Systems shipped with the complete Sleep Genius program already loaded, and if yours did, all five hours are already yours. The one thing worth adding is SleepPhones, $39.95 on their own in Small, Medium, or Large, for comfortable side sleeping. Open Sleep Genius on your iPad, put them on, and press play, or use any speaker in the room instead. If Sleep Genius is not on your device, or you are using TLP Online rather than a system, this page is the full program.

Buying for a clinic? Sleep Genius is available at provider pricing for in-practice use and for patients to take home. Call +1-801-622-5676 or get in touch.

Every night, for as long as you need it

The reason to fix a night is the day after it. Deep slow-wave sleep, the N3 stage on the chart above, is the part of the night that restores the brain's ability to regulate anxiety. Researchers at UC Berkeley found that a night without sleep raised next-day anxiety by as much as 30 percent, and that the people who spent the most time in deep non-REM sleep showed the largest overnight drop in it.14 They studied sleep itself rather than this program. What they establish is what a night is worth.

Most people need several consecutive nights before anything shifts, and a long-standing sleep problem takes longer. Use it every night while you are working on your sleep, then step back once the nights are going well. This is a program we expect you to need less of over time, and it is priced once for that reason.

1-year warrantyPlayer and SleepPhones covered
No subscriptionOne payment, nothing recurring
Ships in 2 business daysFrom Utah
Add to cart, $195

Questions? Call +1-801-622-5676.

Sleep Genius is a nightly program, used consistently at first and then as needed. Sleep Genius supports sleep onset and sleep quality. It is not a medical device and it is not a treatment for a diagnosed sleep disorder, and these statements have not been evaluated by the Food and Drug Administration. If you have a diagnosed sleep condition, talk with your clinician about how this fits alongside your care.2

Notes and sources

  1. Sleep Genius can be returned within 30 days of delivery for a refund of the purchase price, including after nightly use. Contact us and we will send return instructions. Return shipping is not included. See terms and conditions.
  2. Sleep Genius supports sleep onset and sleep quality. It is not a treatment for a diagnosed sleep disorder and is not a medical device. Statements on this page have not been evaluated by the Food and Drug Administration. Consult your clinician about whether it fits alongside your care, and consult a pediatrician before overnight headphone use with a young child.
  3. NASA Spinoff is published annually by NASA to document technologies developed from space program research that went on to serve the public. The 2015 profile is Audio App Brings a Better Night's Sleep, published on spinoff.nasa.gov. NASA does not endorse, test, or sell commercial products, and no NASA emblem, insignia, or logotype appears on this page.
  4. The sleep-stage chart illustrates typical adult sleep architecture. All four techniques are composed into the music and are present continuously in every minute of audio rather than acting at separate points in the night. Each sleep album runs one hour. Playing one album on repeat all night is Advanced Brain Technologies usage guidance. The player does not arrive with repeat enabled. The chart does not represent measured data from Sleep Genius users.
  5. Perrault et al., Current Biology, 2019, and Kompotis et al., Current Biology, 2019. Fan et al., Scientific Reports, 2024. Pink noise findings from published studies on pre-sleep pink noise exposure and EEG activity. These are independent studies of the underlying techniques by other researchers. They did not test Sleep Genius.
  6. NASA Spinoff 2015 profile of the Sleep Genius audio technology. The comparison described was an early practice-based test conducted with one therapist's patients, not a randomized clinical trial, and was not published in a peer-reviewed journal. NASA published a figure only for the group using the music.
  7. Nightly use and the step-down to as-needed use are Advanced Brain Technologies usage guidance based on how listeners use the program. They are not a clinical finding, and no study has tested whether an effect persists after use stops.
  8. The media player model is not specified and may change between production runs. Every unit ships preloaded with the complete program and ready to use.
  9. Individual results vary. The account described is one family's experience, shared with the parent's written permission, including permission to describe her children's diagnosis. Most people take longer than three nights to notice a change.
  10. Bluetooth speaker output is supported across player models.
  11. Jespersen KV, Pando-Naude V, Koenig J, Jennum P, Vuust P. "Listening to music for insomnia in adults." Cochrane Database of Systematic Reviews, 24 August 2022, CD010459. Sleep quality on the Pittsburgh Sleep Quality Index improved by a mean difference of 2.79 points, 95% confidence interval 1.72 to 3.86, across 10 randomized trials and 708 participants, graded moderate-certainty evidence. Across three trials and 136 participants measured by polysomnography, the review found no clear effect on sleep-onset latency, total sleep time, sleep interruptions, or sleep efficiency. On sleep-diary measures the review did find that music may shorten sleep-onset latency and increase total sleep time and sleep efficiency, at low certainty across three trials and 197 participants. The review assessed music listening broadly and did not test Sleep Genius.
  12. Binaural beats depend on each ear receiving a slightly different frequency, so the effect is strongest through headphones. Played through a single speaker, the two tones mix in the air before reaching you and the perceived beat is reduced. The neurosensory algorithms and the pink noise components still work through speakers. This is why SleepPhones are included. The white paper also qualifies its reported figure as applying to people with normal binaural hearing, which is a further reason the program is supplied with headphones.13
  13. Horowitz SS. Understanding the Science of Sleep: The Sleep Genius Solution. Sleep Genius, LLC, February 8, 2013. Horowitz wrote that ad-hoc clinical testing reduced sleep latency and increased sleep efficiency in subjects ranging in age from 1 to 62, and decreased sleep latency, increased sleep efficiency, or both, in up to 77 percent of people with normal binaural hearing. He described this testing as ad-hoc, and it was not a designed study, was not randomized or controlled, and was not published in a peer-reviewed journal. This figure is separate from the 77 to 80 percent reported by NASA, which came from the later Los Angeles comparison and measured whether patients reported sleeping better. The two are not the same measurement and should not be combined. The paper is available in full.
  14. Ben Simon E, Rossi A, Harvey AG, Walker MP. "Overanxious and underslept." Nature Human Behaviour, 4 November 2019. Using functional MRI and polysomnography in 18 young adults, with replication in a further 30 participants and an online sample of 280, the study found that a night without sleep raised next-day anxiety by as much as 30 percent, and that participants who obtained more non-REM slow-wave sleep showed the greatest overnight reduction in anxiety. A 2026 follow-up by the same group (doi 10.1038/s44271-026-00401-2) found the same relationship in 61 adults over 65, with a subset tracked across roughly four years. Both studies examined sleep itself. Neither tested Sleep Genius, and nothing on this page should be read as a claim that this program treats anxiety or any diagnosed condition.2
  15. Veneruso M, Barbieri A, Silvestrini G, De Grandis E, Cordani R, et al., Nobili L. "Sleep in Autism Spectrum Disorder: A Systematic Update." Current Sleep Medicine Reports, volume 12, article 39, published 15 July 2026, doi 10.1007/s40675-026-00390-y. Eighty-nine studies published between 2022 and 2026, together comprising more than 53,000 children, adolescents and adults with autism. The 47 to over 84 percent range is drawn from questionnaire-based studies comparing autistic children with typically developing peers. Actigraphy shows the same direction on sleep continuity, including longer sleep-onset latency, lower sleep efficiency and shorter duration, while polysomnographic findings on overall sleep architecture were less consistent, and agreement between parent report and objective measurement was low to moderate. These are studies of sleep in autistic populations. None of them tested Sleep Genius.
  16. Pan EY, Wang W. "Elements of music that work to improve sleep, a narrative review." Frontiers in Sleep, 2 December 2025, volume 4, article 1707162, doi 10.3389/frsle.2025.1707162. Narrative review of 21 randomized controlled trials. The predominant musical feature associated with improved sleep was a slow tempo of 60 to 80 beats per minute, which aligns with the average resting heart rate, alongside minor tonalities, soft and smooth melodies, and simple structure. The authors note that the review included only trials reporting statistically significant improvement, which overrepresents positive outcomes, and that the 30 to 45 minute session length common across trials should be treated as common practice rather than an established optimum. The review assessed music listening broadly and did not test Sleep Genius.
  17. Short Sleep Duration and Sleep Difficulties Among Adults: United States, 2024. National Center for Health Statistics Data Brief, 2026. In 2024, 30.5 percent of adults slept less than seven hours on average in a 24-hour period, and 54.8 percent woke up feeling well-rested most days or every day. Associations between short sleep and chronic conditions are as described by the Centers for Disease Control and Prevention. These are population statistics and are not claims about Sleep Genius.
  18. One customer's account of her experience with Sleep Genius, told to us and shared with her permission to publish. Individual results vary. This is a single person's account, not measured data, and no study has tested the timeframe or degree of change she describes.
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