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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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Medication errors are more common among seriously ill patients than with those with minor conditions.