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There are 20 feet of blood vessels in each square inch of human skin.
According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
There are more nerve cells in one human brain than there are stars in the Milky Way.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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