Skip to main content
Toggle navigation
Main navigation
Sleep Topics
Sleep Disorders
Excessive Sleepiness
Excessive Sleepiness associated with Obstructive Sleep Apnea
Insomnia
Narcolepsy
Non-24-Hour Sleep Wake Disorder
Restless Legs Syndrome (RLS)
Shift Work Disorder
Sleep Solutions
Find the Best Mattress
For Side Sleepers
Best Memory Foam Mattress
For Back Pain
Hybrid Mattress
For Heavy People
Budget Mattress
Mattress in a Box
Latex Mattress
Natural/Organic Mattress
Cooling Mattress for Hot Sleepers
Firm Mattresses
Soft Mattress
For Stomach Sleepers
Innerspring Mattress
Luxury Mattress
For Sex
Mattress Reviews
Nectar
Casper
Purple
DreamCloud
Leesa
Tuft & Needle
Saatva
Bear
Casper Wave
Puffy
Leesa Hybrid
Puffy Lux
Purple Hybrid
Mattress Comparisons
Casper vs Leesa
Casper vs Nectar
Casper vs Purple
Casper vs Tuft and Needle
Leesa vs Tuft and Needle
Purple vs Tempurpedic
Purple vs Tuft and Needle
Tempurpedic vs Sleep Number
Mattress Sizes
King vs California King
Queen vs King
Full/Double vs Queen
Twin vs Twin XL
Single vs Twin
Mattress Information
How to Choose a Mattress
How Much Should a Mattress Cost?
When Should You Replace Your Mattress
Mattress Store Guide
What is Memory Foam?
Mattress Disposal Guide
Find the Best Pillows
Find the Best Sheets
Find the Best Weighted Blankets
Find the Best Mattress Toppers
Take Our Quizzes
Sleep Tools & Tips
For Professionals
Drowsy Driving
Sleep Health Index®
Sleep Health Journal
Sleep In America® Polls
2019 Sleep Health and Scheduling
2018 Sleep Prioritization and Personal Effectiveness
2015 Sleep and Pain
2014 Sleep in the Modern Family
2013 International Bedroom Poll
2013 Exercise and Sleep
2012 Sleep in America Poll: Transportation Workers’ Sleep
2012 Bedroom Poll
2011 Poll, Technology and Sleep
2011 Bedroom Poll
2010 Sleep and Ethnicity
2009 Health and Safety
2008 Sleep, Performance and the Workplace
2007 Women and Sleep
2006 Teens and Sleep
2005 Adult Sleep Habits and Styles
2004 Children and Sleep
2003 Sleep and Aging
2002 Adult Sleep Habits
Sleep Satisfaction Study
SleepTech®
Whitepapers and Position Statements
White Paper: How Much Sleep Do Adults Need?
White Paper: Consequences of Drowsy Driving
How Atypical Work Schedules Affect Performance
Sleep Duration Recommendation Endorsements
Image
Sleep Guidelines for COVID-19 Isolation Released
Along with helpful tips for better sleep during quarantine
Image
The Connection Between Sleep Disorders and Race
How does sleep contribute to inequality?
Image
Labor Day Mattress Sales
Find the best deals on mattresses this Labor Day weekend
Image
How Meditation Can Treat Insomnia
Mindfulness exercises may help the brain calm down
Image
Can You Change Your Circadian Rhythm?
Your circadian rhythm is guided by variables including light exposure and your mealtime schedule
Image
New Resource Center on Excessive Sleepiness associated with Obstructive Sleep Apnea
Helpful guide for people who have OSA and are still excessively sleepy.
Image
Approximately 50% of people with narcolepsy are undiagnosed
Learn more about causes, types, and treatment of narcolepsy at the Narcolepsy Resource Center
Previous
Next
Home
Search
What can we help you find?
Search
Topics
Sleep & Disease
Depression
Sleep & Travel
Children, Teens & Sleep
Insomnia
Image
How Sleep Works
The Science of Sleep
How Much Sleep Do We Really Need?
Scientific research makes clear that sleep is essential at any age. Sleep powers the mind, restores the body, and fortifies virtually every system in the body. But how much sleep do we really need in order to get these benefits?…
Popular Articles
Do Dreams Affect How Well You Sleep?
How Sleep Is Different for Men and Women
Is Your Thyroid to Blame for Your Sleep Issues?
How Sleep Affects Your Immunity
3 Signs Your Mood May Be Affecting Your Sleep
Sleep Routine
Sleep Timing & Duration
Image
NSF Tool to Get the Right Amount of Sleep
NATIONAL SLEEP FOUNDATION — How much sleep do you want? NSF’s Bedtime Calculator™ is now available to help you figure…
How Sleep Works
Sleep & Your Lifestyle
Image
How Excessive Sleep Can Affect Your Metabolism
Few people worry about spending too much time in bed. An extra hour or two of stolen sleep on Sunday…
Children, Teens & Sleep
Sleep & Your Lifestyle
Image
Screen Time and Insomnia: What It Means for Teens
For teenagers, sleep plays a critical role in staying healthy, feeling happy, maintaining good grades, and doing well in sports.…
Sleep & Your Lifestyle
Sleep Deprivation
Image
This Is Your Body on No Sleep
A missed night of sleep is a fairly common experience for young people, new parents, and all kinds of busy…
Menopause
Sleep Disorders
Image
Four Common Causes of Night Sweats
If you frequently find yourself waking up drenched in perspiration, it’s likely that you suffer from night sweats. Also known…
Sleep & Your Lifestyle
Sleep Health
Image
How Your Body Uses Calories While You Sleep
Burning calories is a term most often associated with aerobic exercise and physically taxing jobs. But actually, you don’t need…
Narcolepsy
Sleep Health
Image
Do Lucid Dreams Affect Sleep Quality?
Good sleep quality is critical when it comes to health and wellness. But lucid dreams—extremely vivid reveries where the dreamer…
Depression
Sleep Problems
Image
What You Should Know About Sleep Paralysis
While we usually think of being asleep or awake as clearly defined and distinct, conditions like sleep paralysis challenge these…
Pagination
Load more
Exact matches only
Search in title
Search in content
Search in posts
Search in pages
Filter by Categories