Elizabeth Saenger, PhD Counting sheep to go to sleep has a long history, beginning at least in the twelfth century in the Islamic world. But...
Staying in the dark for up to 14 hours can end mania. A person with bipolar depression will feel normal if kept awake overnight. Explore these secrets with an expert - but don't try them alone!
The cause of excessive sleepiness could be a secret you would never guess. We'll unzip our lips, and give you a clue.
With age, two changes occur in our bodies which make it harder to get a good night's sleep. What are they, and what can you do to fix them?
How to Tame Your Circadian Rhythms on a Budget: Free, or Low-Cost, Ways to Get Your Life in Sync with Nature
Giving up bungee jumping before bedtime is a move in the right direction - but what less obvious steps can you take?
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