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Did you know?
Your heart beats over 36 million times a year.
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The human body produces and destroys 15 million blood cells every second.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.