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The Future of Sleep Studies

The Future of Sleep Studies

Current sleep studies take place in a lab, but the future of sleep research looks much different, says sleep expert Dr. Charlene Gamaldo.

Do Sleep Trackers Really Work?

Do Sleep Trackers Really Work?

Activity trackers are all the rage, but are sleep tracking devices effective? Johns Hopkins sleep specialist Alan Schwartz, M.D., weighs in.

Melatonin for Sleep: Does It Work?

Melatonin for Sleep: Does It Work?

Here’s what you need to know about your body’s natural melatonin production and melatonin sleep aids.

Sleep and Aging: What's Normal?

Sleep and Aging: What's Normal?

Aging itself doesn't seem to account for sleep complaints in older adults -- but maybe it should. Find out how sleep can change with age.

The Science of Sleep: Understanding What Happens When You Sleep

The Science of Sleep: Understanding What Happens When You Sleep

What exactly does sleep do for your body and mind? Here’s what researchers know about the science of sleep—including the stages of sleep, your biological clock, health connections and more.

What Happens in a Sleep Study?

What Happens in a Sleep Study?

What exactly happens during a sleep study like a polysomnogram, and what can sleep experts learn from monitoring? Here are answers to the four most common sleep-lab questions.