The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.
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Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.
A grizzly bear in Yellowstone National Park.
Wombat burrow and scat, Narawntapu National Park, Tasmania