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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

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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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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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There are more bacteria in your mouth than there are people in the world.

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