Jay Summer, NBC-HWC
Contributing Writer

Hypersomnia and narcolepsy both cause excessive daytime sleepiness, but they differ in symptoms and diagnosis.…

Most adults have had at least one sex dream. But what do they mean? Learn…

Everyone knows sleep is important, but can you die from not sleeping? Learn about the…

Hypoglossal nerve stimulation uses an implanted device to help keep the airway open during sleep.…

Kleine-Levin Syndrome is a rare hypersomnia disorder that primarily affects teenage boys. Learn about symptoms,…

Waking up achy can be caused by your sleep position, mattress, poor sleep, or health…

Exercise may help obstructive sleep apnea symptoms, even without weight loss. Learn about its benefits,…

Struggling after a sleepless night? Learn how food, caffeine, exercise, and short naps can help…

Chamomile tea may help promote relaxation and improve sleep quality. Learn how chamomile can help…

Pregnancy can make it harder to get comfortable and sleep well. Get practical tips for…

A somnologist is a sleep doctor that specializes in diagnosing and treating sleep disorders. Learn…

Can your sleeping position reveal your personality? Explore the meanings associated with fetal, log, yearner,…

Oral appliances can help treat obstructive sleep apnea by keeping the airway open during sleep.…

Epilepsy and sleep are closely connected. Learn how seizures can affect sleep, how poor sleep…

Dreams and sleep quality are closely connected. Learn how dreams and nightmares can affect your…

Microsleep causes brief, involuntary episodes of sleep that may last only seconds. Learn the signs,…

Waking up during the night is common. Learn why it happens and get practical tips…

Explore the potential benefits of melatonin for sleep, including insomnia, jet lag, and circadian rhythm…

Not getting enough sleep comes with major health risks. Learn how sleep and physical health…

Circadian rhythm sleep disorders can disrupt when you sleep and wake. Learn about the different…

Teenagers need 8 to 10 hours of sleep each night. Learn why sleep is important…

Waking up with a stuffy nose? Learn what causes morning nasal congestion and simple ways…

Perimenopause can cause insomnia, night sweats, and other sleep problems. Learn why sleep changes during…

Blind people dream, but their dreams may differ from those of sighted people. Learn whether…

Lack of sleep can cause nausea and other digestive symptoms. Learn why sleep deprivation may…

Anxiety can get worse at night and make it more difficult to fall and stay…

Cataplexy is an often overlooked symptom of narcolepsy. Learn about the disorder’s causes, connection to…

From menopause and pregnancy to anxiety and sleep apnea, find out what causes night sweats…

Anxiety and insomnia have a two-way relationship. Learn how each condition can make the other…

Going without sleep for even 24 hours has health consequences. Learn how long you can…

Sometimes it can be hard to stay alert in class, especially after a night of…

Learn more about sleep texting, including its causes, how to prevent texting while you sleep,…

Are you considering sleeping on the floor? Learn the potential benefits and drawbacks, who should…

Fatal insomnia is a rare prion disease that causes progressive sleep loss and neurological symptoms.…

Treatment for hypersomnia may include medications, therapy, and lifestyle changes. Learn why the right treatment…

Sleeping on the couch isn't always a problem, but it may affect your sleep quality.…

Serta has a long history of producing high-quality mattresses and bedding. Since merging with Simmons…

Beautyrest is a heritage brand created by Simmons Bedding Co. in the 1920s. Now owned…

Many people turn to coffee to wake up, but some find that it makes them…

Sleep-related hypoventilation causes breathing to become too slow or shallow during sleep. Learn about its…

The multiple sleep latency test (MSLT) is designed to identify certain sleep disorders. Learn more…

Obesity hypoventilation syndrome (OHS) is a breathing disorder that can cause low oxygen levels and…

Ashwagandha may help and reduce stress and improve sleep for some people. Learn what the…

Is dry mouth disrupting your sleep? Learn the causes of this common condition, along with…

Beautyrest is a popular and reputable brand from Serta Simmons Bedding. Originally launched by the…

Glycine supplements are marketed as a way to improve sleep. Learn what the research says…

When Purple launched via Kickstarter in 2015, the company offered foam mattresses containing GelFlex Grid…

Could the way you sleep with your partner show insight into the health of your…

When a person with sleep apnea can't tolerate other treatments, doctors may recommend surgery. Learn…

Just like you, your dog needs plenty of restful shut-eye. Learn just how much sleep…

Learn how to reset your circadian rhythm with proven strategies like light exposure, a consistent…

Sleeping with your eyes open, a condition called nocturnal lagophthalmos, can cause dry, irritated eyes.…

With over half of people hitting snooze in the morning, waking up early is hard…

Most babies can sleep with a pacifier once they're a month old. Learn more about…

NASA determined the ideal nap length to maximize benefits and minimize post-nap sluggishness. Discover tips…

Yoga nidra involves lying on your back while focusing on mental imagery. Learn how yoga…

Are melatonin gummies really effective? Discover what you should know about taking melatonin gummies at…

Anxiety is one possible cause of night sweats. Learn how anxiety affects the body's stress…

Many people struggle to get enough sleep, leaving them feeling unrefreshed and tired. Get science-backed…

Do you struggle to feel alert in the morning, even after hitting the snooze button?…

Repetitive movements like body rocking and head banging are common in babies and children. Learn…

Napping can improve alertness, mood, and mental performance, but in some cases, it negatively impacts…

Do you think you or a loved one has nocturnal seizures? Learn nocturnal seizure symptoms,…

Benadryl can cause sleepiness, but it may not be the best solution for insomnia. Learn…

Founded in San Francisco in 2007, Keetsa has been refining mattress designs for nearly 20…

Sleep deprivation can come with serious consequences, including a higher risk of car crashes. Learn…

A sore throat can make it hard to get comfortable at night. Discover practical tips…

Yes, melatonin can expire. Learn how expiration dates may affect the safety and effectiveness of…

Babies can have sleep apnea, but it's uncommon. Learn about the signs of infant sleep…

It can be hard to fall asleep and stay asleep following surgery. Learn why insomnia…

A cool room temperature helps infants sleep better. Learn more about the best sleep temperature…

Research suggests that what you eat can affect how well you sleep. Learn about the…

Have you ever had a dream that later seemed to come true? Learn what precognitive…

Magnesium levels can play a role in how well you sleep, and many people don’t…

Dyssomnia describes the group of sleep disorders that negatively impact your quality and quantity of…

The EGOHOME Black Mattress is a budget-friendly bed available in a wide range of styles…

Learn how much melatonin to take for sleep, including dosage for adults and children, potential…

Improving sleep habits and your sleep environment may be more conducive to consistent and restorative…

Orthosomnia involves an unhealthy preoccupation with sleep tracker data. Learn more about the problems orthosomnia…

Hypersomnia involves feeling unusually tired. Learn about tests used to diagnose hypersomnia and tips for…

Naps are a common practice around the world to restore energy during the day. Learn…

Most people dream for about two hours each night. The purpose of dreaming is not…

Many parents and caregivers wonder how long their 2-year-old should be napping. Learn about toddler…

Non-sleep deep rest (NSDR) is a relaxation practice promoted by Stanford neurobiologist Andrew Huberman. Learn…

Learn about delayed sleep phase syndrome, a circadian rhythm disorder that affects your ability to…

Chronic fatigue syndrome (CFS) has no known cause or cure, but people with this illness…

Sleep divorces are gaining in popularity, but is sleeping separately from your partner right for…

Certain genetic factors like anatomy and weight can increase your risk of sleep apnea. Learn…

Is someone’s snoring keeping you up at night? Learn why people snore, how you can…

Have you wondered why older adults tend to wake up early? We discuss sleep problems…

Advanced sleep phase disorder can affect people who have a sleep schedule that runs earlier…

A CPAP titration study helps determine the right air pressure for sleep apnea treatment. Learn…

Sleep apnea self-care can help reduce symptoms and improve sleep. Learn simple home remedies and…

Chiari malformations cause changes in the brain and spinal cord that may lead to central…

Sleep apnea is often manageable but not always curable. Learn which treatments work and when…

Titan and Plank mattresses come from the same parent company, Brooklyn Bedding. Founded in 1995,…

Brooklyn Bedding and Bear are online mattress-in-a-box companies owned by the same parent company, 3Z…

Are there potential benefits to mouth taping for sleep? Learn more about why some people…

PAP therapy is the standard treatment for sleep apnea, but there are variations. Explore the…

A sleep apnea mouth guard can be an effective alternative to CPAP therapy, but they’re…

Recalls of a popular brand of CPAP machine have affected millions of Americans. Learn about…

EPAP (expiratory positive airway pressure) therapy is an effective treatment for obstructive sleep apnea. Learn…

Learn about how CPAP therapy is being explored as a treatment for severe COVID-19, and…

Should you give melatonin to a child? Learn about dosage levels and what to consider…

Need a CPAP machine? From sleep clinics to online retailers, discover how and where to…

Wondering if your snoring means that you should get a CPAP? We review how CPAPs…

Sleepbuds 2 excel at masking noise that disrupts sleep, which is one of the reasons…

Keetsa was founded in 2007. The Keetsa Classic Mattress is a hybrid mattress that excels…

CPAP can be an effective treatment for sleep apnea, but many users experience side effects.…

Obstructive sleep apnea may be treated using an APAP or CPAP machine. Learn the differences…

Confused about the difference between CPAP and BiPAP machines? We'll break down how these PAP…

Learn what to look for in a CPAP mask based on your sleep position, as…

Using a CPAP regularly is key to effective treatment for sleep apnea. Learn tips for…

Continuous positive airway pressure (CPAP) therapy is an effective treatment for sleep apnea. Learn more…

CPAP treatment can improve sleep, but it may also make the mouth too dry. Find…

Home sleep apnea testing can be more convenient and cost-effective than in-lab testing for obstructive…

Though CPAP therapy is the most common sleep apnea treatment, other options exist. We look…

Starting CPAP therapy can lead to noticeable changes in how you feel, sleep, and function—sometimes…

Continuous positive airway pressure (CPAP) therapy is often used to treat obstructive sleep apnea and…

Do you find it hard to get out of bed or have a strong desire…

Night terrors cause sudden fear, screaming, or thrashing during sleep. Learn symptoms, causes, and treatment…

The apnea-hypopnea index (AHI) helps diagnose obstructive sleep apnea. It measures how often your breathing…

Do vertigo and dizziness interfere with your sleep? Discover what causes vertigo, get tips for…

Valerian root is a popular herbal supplement often used to promote sleep and ease anxiety.…

It is normal for your heart rate to slow down during sleep. Learn what is…

Learn more about sexsomnia, a parasomnia that can cause involuntary sexual behaviors during sleep. It…

Melatonin overdoses are rare, especially in adults, but melatonin can be risky for kids. Learn…

Do you frequently wake up in the middle of the night with a headache? You…

Waking up during the night is common and can occur for a variety of reasons.…

A nighttime cough is the cold symptom most likely to interfere with sleep. Learn how…

Do you regularly get only five hours of sleep? Find out how getting by on…

Are you having a hard time waking up in the morning? We outline the reasons…

Worried about eating spiders while you sleep? Find out the truth about swallowing spiders and…

Scientists still do not know exactly why we yawn, but they have several theories. Learn…

Lower back pain in the morning after sleeping is a common experience. Learn more about…

Waking up gasping for air can be a frightening experience. Learn about the potential causes,…

Are your daydreams interfering with your daily life? You may be a maladaptive daydreamer. Learn…

Can narcolepsy be cured? Can its symptoms be improved? Learn about the different types of…

Do you have shortness of breath when sleeping? Discover the best sleeping position for breathing…

Do you struggle to sleep in an airplane? We discuss ways to improve your sleep…

Curious about green noise and whether it can help you sleep? We highlight what green…

Have you wondered what cuddling positions are the best for sleeping? We discuss popular positions…

Are you wondering if it is illegal to sleep in your car overnight? We highlight…

What is the best direction to sleep in? Find out here, and get more tips…

Have you wondered what sleep position can help relieve neck pain? We discuss the best…

Learn about binaural beats, an auditory phenomenon. Listening to these beats can promote memory, reduce…

White noise is a neutral sound that many people listen to as they fall asleep.…

Do you wake up drenched in sweat? Learn the wide variety of potential causes, as…

Have you ever wondered what to do if you can't sleep during a sleep study?…

Learn how the maintenance of wakefulness test (MWT) operates. This series of four trials is…

Most animals require sleep, but how much they need varies greatly. Learn about the similarities…

Hypnic jerks are sudden, involuntary muscle movements you may experience as you are falling asleep.…

While painless and non-threatening, exploding head syndrome can cause anxiety and sleep problems. Learn more…

Noise can make it harder to get restful sleep, even when it doesn’t wake you…

Wondering how many hours a day cats sleep? It can depend on age and other…

The right timing and length can turn an afternoon snooze into a power nap. Learn…

Blue light decreases melatonin levels and may delay or disrupt sleep in children. Learn about…

Irregular sleep-wake disorder is a rare sleep disorder that results in tiredness and unusual sleep…

Do you experience depression in the fall or winter? Then you might have SAD. Learn…

Naptime is often an essential part of keeping infants and toddlers happy and rested. But…

Considering an afternoon nap? Learn more about the origins and benefits of the siesta, and…

Learn more about sleep-onset association disorder, a type of childhood insomnia. Understanding this condition can…

Heart palpitations can make you feel like your heart is racing or skipping beats. We…

Wondering why you wake up feeling groggy after taking a nap? We cover the effects…

Getting enough quality sleep has a lot of mental and physical health benefits. Learn how…

Understanding the link between sleep and depression can help improve your sleep quality and better…

Dreams about exes are common, but their meaning depends on your interpretation, emotions, and experiences.

Pulling an all-nighter can affect your thinking, mood, and physical health. Learn what happens when…

Tryptophan is an amino acid that can be found in foods and is sold as…

Are you experiencing nocturnal panic attacks? Learn about the symptoms of panic attacks, what causes…

Struggling to fall asleep? Consider trying a sleep affirmation to reduce stress, feel more relaxed,…

Bed rotting is a TikTok trend that involves staying in bed all day or weekend.…

The exact reasons we dream and the meanings of our dreams are still unknown. Learn…

Despite common theories involving death and loss, dreams about losing your teeth are likely more…

Nosebleeds are common and can occur at night. Learn how to treat and prevent nighttime…

Learn about circadian rhythm fasting, a type of intermittent fasting in which a person eats…

Do you have trouble sleeping because of chronic pain? Learn about painsomnia, its causes, and…

Wondering how teething can affects babies’ sleep? Learn what to expect when your baby breaks…

Melatonin is a naturally occurring hormone that helps regulate when we feel tired. Learn how…

Up to 80% of pregnant women have insomnia, but melatonin supplements might not be a…

Melatonin is a hormone produced by the human body that plays a role in controlling…

Newborn babies require large amounts of sleep. Sometimes, parents and caregivers worry that their infant…

When you travel, do you find yourself wishing you could bring the luxury hotel beds…

Morning headaches can be caused by a variety of triggers, from sleep disorders to lifestyle…

Have you lost sleep because of leg cramps at night? Learn some of the potential…

Many people use the supplement melatonin as a low-cost sleep aid. Learn about potential melatonin…

How much newborns sleep is a common concern among caregivers. Learn how long newborns sleep,…

Many people do not get enough sleep or get poor-quality sleep. As a result, they…

Have you ever wondered if it is safe to take melatonin every night? We cover…

Learn about the Ferber Method of sleep training and whether it’s right for you and…

A stuffy nose from nasal congestion can reduce the quality of your sleep. Learn how…

Learn how the antidepressant drug mirtazapine affects sleep as well as its benefits and downsides…

Sleep problems are common for people with autism of all ages. Find out why and…

Do you track your overnight blood oxygen levels? We discuss normal and low blood oxygen…

Ringing in the ears and other symptoms of tinnitus can make it difficult to fall…

Migraines can trigger sleep problems, and poor sleep can trigger migraine attacks. Learn more about…

Anemia is linked to getting less sleep in people of all ages. Learn why, along…

If you share a bed with a partner and are mattress shopping, you may feel…

Whether you're moving, going on extended travels, or you've just bought a new mattress but…

Stomach sleeping isn’t recommended for babies under 1 year old. Learn about recommended sleep positions…

In addition to weight loss, intermittent fasting may lead to better sleep. Learn more about…

All vertebrate animals yawn, but yawning too much can be a sign of a sleep…

Many people take supplements every day but may be unaware that they are not regulated…

The FDA approved Zepbound to treat moderate to severe obstructive sleep apnea in adults with…

A fever can be unpleasant, as it's often accompanied by aches, fatigue, chills, and sweating.…

The Mallampati score measures risk of intubation for medical patients, and may also be useful…

Paroxysmal nocturnal dyspnea is a shortness of breath during sleep that comes on suddenly. Learn…

A dream journal can boost creativity, help you solve problems, and provide insight into your…

Recurring dreams are a normal part of sleep, but they can be distressing. Learn more…

Lucid dreaming occurs when you recognize you are dreaming while you are still in a…

Have you ever wondered how long dreams last, or why some dreams seem much longer…

If you’ve been looking online for ways to improve your health and sleep, you may…

Have you ever wondered the impacts of sleeping with the light on? Learn about the…

Deciding what color to paint your bedroom? We discuss how colors affect emotions, as well…

Do you experience discomfort while sleeping due to dry air? Learn how using a humidifier…

Hypnopompic hallucinations are generally harmless hallucinations that occur as a person wakes up. They're more…

Paradoxical insomnia can cause people to believe they haven't slept well, even after a full…

Insomnia is a symptom of premenstrual syndrome (PMS) and premenstrual dysphoric disorder (PMDD). Learn its…

Studies show that moon phases may have a negative impact on sleep health. A full…

Hypnagogic hallucinations occur as you're falling asleep. They are generally harmless, though people with certain…

Sleep spindles are a pattern of brain waves that occur during non-rapid eye movement sleep.…

Blood oxygen levels may drop if a person has a sleep disorder or other medical…

Some people experience insomnia after starting the keto diet. Learn why keto may affect sleep,…

Some research suggests that there are ways people can learn word pairings as they sleep.…

Many experts consider CPAP machines to be the "gold standard" treatment for obstructive sleep apnea.…

Learn more about the underlying mechanisms of REM rebound, a phenomenon in which a person…

Maybe you used for a while, but switched to a different type of sleep apnea…

If you use a CPAP machine, the right amount of pressure is key to keeping…

REM sleep is known for dreaming, but much more happens during this critical sleep stage.…

While people often love their duvets for their thick and cozy feel, duvets are a…

Sleep on your back and looking for the right head and neck support? Our guide…

A tampon can be worn during any activity, as long as safety guidelines are followed.…

The latest self-care craze involves lingering in bed after you wake up and enjoying extra…

Multiple essential oils have been scientifically demonstrated to promote sleep directly, or by reducing anxiety.…

The FDA has cleared oral appliances for treating sleep apnea for the first time. Learn…

Caffeine and alcohol can hurt sleep, but together, their effects may be canceled out, according…

The 2024 Apple Watch is reported to alert sleepers to symptoms of sleep apnea, which…

Concerned about hypopnea? Learn more about this common symptom of sleep-related breathing disorders, like sleep…

Learn about the sleep-promoting nutrients in banana tea and how to prepare this healthy and…

Learn about the top podcasts for falling asleep, including bedtime stories, meditation, and ambient noise.…

Home sleep apnea testing can be more convenient and cost-effective than in-lab testing for obstructive…

Do you struggle to fall asleep? Consider a bedtime story. A variety of smartphone apps…