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Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

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A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

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There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Striking examples where high surface area releases heat. Striking examples where high surface area releases heat.
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Video: Major Elements in Biological Molecules: Proteins

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