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Did you know?
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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There are 20 feet of blood vessels in each square inch of human skin.
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Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.