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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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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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People about to have surgery must tell their health care providers about all supplements they take.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.