Restless woman laying down

Sleep Disorders

From getting more peaceful sleep to identifying and addressing sleep disorders that may be impacting your health, learn more about sleep concerns to get the quality rest your body needs.
A woman yawning and tired at her office
Why Am I Sleepy After Eating Lunch? A Role of Afternoon Circadian Dips
Medically reviewed by Chris Vincent, MD
woman sleeping
Common Sleep Disorders Can Cause Carbon Dioxide to Build up in Blood
Medically reviewed by Sanja Jelic, MD
A women suffering from insomnia.
Why WASO Has a Negative Effect on Sleep Quality
Medically reviewed by Jason DelCollo, DO
Calculating sleep efficiency may help to lead to changes that improve sleep quality and resolve insomnia
How to Improve Sleep by Definition and Calculation of Sleep Efficiency
Medically reviewed by Kashif J. Piracha, MD
Caucasian woman sleeping in bed
10 Top Health Benefits of Sleep
Medically reviewed by Isaac O. Opole, MD, PhD
Man sleeping in bed
How Sleep Latency Has an Impact on Your Sleep
Medically reviewed by Sanja Jelic, MD
USA, New Jersey, Jersey City, Woman sleeping in bed
How Adenosine Helps You Get a Good Night's Sleep
Medically reviewed by Sanja Jelic, MD
Man Wearing Cpap Mask While Suffering From Sleep Apnea By Woman On Bed At Home
Review the Costs to Pay for Various Sleep Apnea Treatments
Fact checked by Lisa Sullivan, MS
A woman experiences sleep inertia to stay asleep in the morning past her desired wake time and search for fixes, cures, and treatments
An Overview of Sleep Inertia
Medically reviewed by Elizabeth Molina Ortiz, MD, MPH
Man falling asleep behind while driving
How to Avoid Falling Asleep While Driving
Medically reviewed by Michael Menna, DO
Fitness trackers may track sleep with wearable technology by measuring movements, heart rate, or other factors
How to Use Fitness Trackers to Improve Sleep and Ease Insomnia
Fact checked by Lisa Sullivan, MS
how sleep restores the brain
Theories, Purposes, and Functions of Catching Sleep
Medically reviewed by Jenny Sweigard, MD
Synapse in the brain
Definition and Possible Causes of Sleepiness?
Medically reviewed by Sanja Jelic, MD
A driver who is tired while behind the wheel
Falling Asleep Driving? Dangers of Microsleep and How to Prevent It
Medically reviewed by Sanja Jelic, MD
Good sleep hygiene promotes quality sleep.
Sleep Hygiene Is a Composite of Factors that Impact Sleep Quality
Medically reviewed by Keri Peterson, MD
A man reaches to turn off his alarm clock after a false awakening and nightmare disturbed his REM sleep dreaming
Are You Awake or Asleep? The Funny Paradox of False Awakenings
Medically reviewed by Anita C. Chandrasekaran, MD, MPH
There are several sleep cycles.
Arousal is an Abrupt Change in the Pattern of Brain Wave Activity
Medically reviewed by Sanja Jelic, MD
Man sleeping peacefully
Alpha Waves and How They Help You Sleep
Medically reviewed by Sanja Jelic, MD
High Angle View View Of Woman Sleeping On Bed
How Entrainment of Circadian Rhythms Can Help Sleep and Ease Insomnia
Medically reviewed by Rochelle Collins, DO
Sleep apnea is a sleep disorder that causes dangerous pauses in breathing during sleep.
What Is the Link Between Sleep Apnea and Cancer?
Medically reviewed by Kashif J. Piracha, MD
A woman in a deep sleep.
Dreaming Sleep Is Also Commonly Known as REM Sleep
Medically reviewed by Sanja Jelic, MD
Woman in bed
How Teeth Grinding May Link to Sleep Apnea
Medically reviewed by Sumaya Ibraheem, DDS
Woman sleeping
The 9 Best Pillows for Snoring of 2021
Fact checked by Ashley Hall
Woman in eye mask asleep in bed
Diurnal Sleep and Disorders
Medically reviewed by Jason DelCollo, DO
High angle view of couple sleeping on bed at home
The Science of Circadian Rhythms and Their Impact on Sleep
Medically reviewed by Elizabeth Molina Ortiz, MD, MPH
A woman asleep in bed with cell phone next to her
Learn About the Biological Clock in Sleep Medicine
Medically reviewed by Rochelle Collins, DO
A woman sleeping in bed may experience hypnagogic jerks or sleep starts
Learn About Sudden Movements When Sleeping Called Hypnagogic Jerks
Medically reviewed by Rochelle Collins, DO
close up of woman's eye
Weird Science: An Interesting Way to Measure Sleepiness via Pupil Size
Medically reviewed by Sanja Jelic, MD
Looking up some sleep-related words
Do You Know All 15 of These Sleep-Related Words?
Medically reviewed by Jenny Sweigard, MD
Older woman having trouble sleeping
What Is Sleep Architecture?
Medically reviewed by Sanja Jelic, MD
A woman upside down in the forrest
Discover What Blind People See or Experience in Sleep
Medically reviewed by Kashif J. Piracha, MD
Child in bear costume sleepwalking due to a sleep behavior called a parasomnia
What Causes Abnormal Actions or Behaviors in Your Sleep?
Medically reviewed by Caitilin Kelly, MD
A woman sleeping in her bedroom may fall asleep and experience hypnagogic hallucinations due to narcolepsy
Seeing Things? Hypnagogic Hallucinations Overlap With Sleep Paralysis
Medically reviewed by Sanja Jelic, MD
What Is Non-24?
Medically reviewed by Sanja Jelic, MD
Young boy fast asleep in bed
Get Caught Up on the 5 Stages of Sleep
Medically reviewed by Keri Peterson, MD
A woman's eyes remain closed while lying in bed even though the eyes may move during paradoxical, or REM, sleep
How Paradoxical Is Used in Sleep Medicine and Insomnia
Medically reviewed by Keri Peterson, MD
Preparing for a sleep study may include avoiding insomnia with good sleep habits, relaxation techniques, or sleeping pills
How to Prepare for a Sleep Study and Avoid Insomnia During Testing
Fact checked by Lisa Sullivan, MS
Young pretty woman sleeping on couch, taking nap on sofa
Recognize World Narcolepsy Day by Better Understanding the Condition
Medically reviewed by Sanja Jelic, MD
Exhausted businessman resting in his desk - stock photo
Symptoms of Narcolepsy
Medically reviewed by Nicholas R. Metrus, MD
Tired man faces jet lag due to air travel
What Is Jet Lag? Discover How Travel Affects Circadian Rhythms
Medically reviewed by Keri Peterson, MD
Woman sleeping in bed
Explore 15 Reasons to Talk to Your Doctor About You Sleep
Medically reviewed by Keri Peterson, MD
Wearable activity trackers can monitor steps and encourage exercise, but they may worsen sleep by causing orthosomnia
Wearable Health Data and the Risk of Poor Sleep Due to Orthosomnia
Medically reviewed by Jason DelCollo, DO
Sleeping Too Much
Dangers of Too Much Sleep
Medically reviewed by Keri Peterson, MD
Woman may wake up fatigued due to sleep disorders like sleep apnea or not meeting sleep needs
Why Are You Always Waking Up Tired?
Medically reviewed by Kashif J. Piracha, MD
A restless man sitting on the edge of his bed at night
Symptoms, Diagnosis, and Treatment of Shift Work Sleep Disorder
Medically reviewed by Jason DelCollo, DO
A picture of a man asleep on the couch with a computer on his lap.
Is Too Much Sleep a Medical Condition?
Medically reviewed by Caitilin Kelly, MD
Man sleepwalking with pillow
What Causes Sleepwalking?
Medically reviewed by Anju Goel, MD, MPH
person holding pill bottle
A Dream Deferred? How Loss of REM Sleep May Impact Health and Learning
Medically reviewed by Sanja Jelic, MD
A child having a nightmare
Treating and Preventing Night Terrors in Children
Medically reviewed by Jenny Sweigard, MD
Man sleeping at desk
What Drowsiness Can Tell You About Your Health
Medically reviewed by Carly Snyder, MD
Physical effects of sleep deprivation include brain, pain, vital sign, and hormone changes
The Critical Effects of Sleep Deprivation on Your Body and Health
Medically reviewed by Sanja Jelic, MD
woman lying awake in bed
Could You Be Suffering From Effects of Sleep Deprivation?
Medically reviewed by Jason DelCollo, DO
Man napping
Is Falling Asleep Too Fast a Sign of a Sleep Disorder?
Medically reviewed by Sanja Jelic, MD
Tired man driving car
What Are the Side Effects of Sleep Deprivation?
Medically reviewed by Jason DelCollo, DO
Sleep apnea occurs in children more often than we think
10 Surprising Signs of Sleep Apnea in Children
Medically reviewed by Jonathan B. Jassey, DO
Excessive daytime sleepiness in narcolepsy
What You Need to Know About The Causes of Narcolepsy
Medically reviewed by Nicholas R. Metrus, MD
Depression and sleep deprivation are linked
How Are Sleep Deprivation And Depression Linked?
Medically reviewed by Steven Gans, MD
Restless legs syndrome causes include iron deficiency
What Are the Causes and Risk Factors of Restless Legs Syndrome?
Medically reviewed by Isaac O. Opole, MD, PhD
A woman with narcolepsy may fall asleep at her computer
What Are the Causes and Risk Factors of Narcolepsy?
Medically reviewed by Sanja Jelic, MD
A women suffering from insomnia.
Not Sleeping? Explore Possible Causes and Risk Factors of Insomnia
Medically reviewed by Keri Peterson, MD