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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
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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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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.