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Author Question: What is an example of level B PPE protection? (Read 92 times) |
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.
Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
Blood is approximately twice as thick as water because of the cells and other components found in it.
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.