|
|
Did you know?
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.
Did you know?
Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.
Did you know?
More than 4.4billion prescriptions were dispensed within the United States in 2016.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.