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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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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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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.