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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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There are more bacteria in your mouth than there are people in the world.
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Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.
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There are more nerve cells in one human brain than there are stars in the Milky Way.