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Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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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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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.