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Sleep Debt
When you get less sleep than you need, a “sleep debt” accumulates. Learn the causes and consequences of sleep debt, how to recover from it, and how to avoid it....
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Biphasic Sleep
Once common, biphasic sleep is the practice of sleeping in two segments over 24 hours. Learn more about the history and benefits of this type of sleep....
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Best Mattress of 2024: Top 10 Picks From Our Testing Team
See our picks for the best mattress for any sleeper based on years of hands-on testing. Find the right mattress for how YOU sleep....
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Best Pillows of 2024: Expert-Tested Picks for Superior Comfort
A quality pillow can upgrade your bedroom and improve sleep. We discuss how to find the perfect pillow for your preferences and budget....
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Sleep Calculator
How much sleep do you need to wake up feeling well and refreshed? Learn how using a sleep calculator can help you get a better night’s sleep....
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What Is Sleep? Why, When, and How Our Bodies Rest
Sleep is a vital and mysterious phenomenon that is critical to mental and physical health. Learn about the basics of sleep and tips for getting better rest....
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Sleep Talking: Why Do I Talk in My Sleep?
Sleep talking is common, but is it dangerous? Find out why you talk in your sleep and when to be concerned....
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Best Mattress for Back Sleepers
The best mattress for back sleepers balances conforming and support to promote good posture. We’ll cover our top picks and how to choose the best bed for you....
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What is NREM Sleep?
Non-REM sleep is vital to quality sleep. Learn about the stages of NREM sleep and how they help your brain and body rest and get ready for the next day....
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Sleep Related Breathing Disorders
Breathing is a vital process that can sometimes become abnormal during sleep. Learn about the causes, symptoms, and treatments of sleep-disordered breathing....