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Author Question: The distance between the graduations on the sleeve of a micrometer is ________ of an inch. A) ... (Read 22 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.
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.