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The familiar sounds of your heart are made by the heart's valves as they open and close.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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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.
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Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.