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Getting Beautiful Skin Pictures

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These getting beautiful skin pictures show some great ways to take care of your skin. Check out beautiful skin pictures here.

Is sleep that important?

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The importance of sleep is something you hear about often in health news, but is lots of sleep really necessary? Investigate the importance of sleep.

How Sleep Consolidates Our Memories

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A new study determined it takes a split second for our brains to replay and store certain memories when we sleep. HowStuffWorks looks at the science.

What is it like to sleep in space?

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What is it like to sleep in space? With 16 sunsets, getting shut-eye is a little harder than usual. Find out how astronauts doze in zero gravity.

Why do we sleep?

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Why do we sleep? Researchers have had a hard time trying to answer this question, but have a few ideas. Take a look at theories and learn why we sleep.

How Anti-sleep Alarms Work

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Anti-sleep alarms can help protect sleepy drivers from road accidents, but few people know what they are or how they work. Learn how anti-sleep alarms work here.

Sweating While Sleeping

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Sweating while sleeping can be very irritating. Visit Discovery Health to learn about sweating while sleeping.

How are sleep and heart disease related?

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How are sleep and heart disease related? Researchers have identified many ways sleep affects heart health. Read about sleep and heart disease here.

How do walruses sleep in the water without drowning?

animals.howstuffworks.com/mammals/walrus-sleep-without-drowing.htm

Walruses sleep in the water without drowning with a clever anatomical adaptation. Learn how walruses sleep, mate, nurse and just relax in the water.

5 Effects of Sleep Deprivation

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Sleep deprivation can affect you in surprising ways. Learn about 5 effects of sleep deprivation.

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