Physical performance
What Is the Relationship Between Exercise and Sleep?
Discover how sleep and exercise affect each other and help you achieve optimal health.
Physical recovery
Sleep and Muscle Recovery
If there’s one aspect of training that many athletes neglect, it's the importance of sleep to their strength and recovery routine. But that's when the magic happens.
Cognitive performance
Fact or Myth: Hitting Snooze Provides a Few Extra Minutes of Meaningful Sleep
The inventor of the snooze button did not have your best sleep interests in mind.
Physical performance
Want to sleep better? Lift some weights.
Results of a new study show that resistance exercise promotes better sleep among inactive adults, especially those who are poor sleepers.
Sleep health
Cold or Hot Shower Before Bed: Which Is Better for Sleep?
A shower or bath in the evening is a great way to wash away the day and wind down before bed. Should you go hot or cold for your deepest sleep?
Nutrition
5 Nutritious Foods That Are Also Good For Your Sleep
Did you know what you eat during the day might have an impact on your night's sleep? Here are 5 foods that might help and the research behind them.
Sleep health
Does Tryptophan in Turkey Really Make You Sleepy?
Why does turkey make you sleepy? You've finished your Thanksgiving meal and now you're ready for a nice nap. Is the bird to blame?
Sleep health
What's Your True Chronotype?
Our modern, plugged-in lifestyle has kind of messed with our chronotypes. Here's why you may need a reset.
Cognitive performance
Guide to Non-Sleep Deep Rest (NSDR) and how to get started
NSDR helps slow down your thought-flow and brain wave frequency, allowing your brain and body to rest deeply. It can help with sleep, stress, anxiety ... and even learning.
Sleep health
11 Reasons You're Tired All the Time*
*That aren't because you're sleep deprived. Here's what you need to know.
Sleep health
Does Vitamin D Help With Sleep?
The "sunshine vitamin" has a hand in regulating many of our bodies' biological functions. One of those may even happen after dark.
Sleep tech
Apple Watch OS9's New Sleep Stages: How Good Is It and What It Means for Your Sleep
Sleep experts review Apple Watch's sleep stages tracking feature in the new WatchOS9. How good is the data and what you should know