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Did you know?
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.