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Did you know?
Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.
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There are 20 feet of blood vessels in each square inch of human skin.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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Vaccines prevent between 2.5 and 4 million deaths every year.