|
|
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.
Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.
People about to have surgery must tell their health care providers about all supplements they take.
A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.
![Population predictions for 2000–2050, using three different total fertility rates (](https://biology-forums.com/gallery/47/medium_33_02_08_11_12_33_30_13922370.jpeg)
![Male Turkmen in the wealthier half of the population had higher fertility rates than those in the po](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_11_09_20873859.jpeg)