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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.
More than 4.4billion prescriptions were dispensed within the United States in 2016.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
The average adult has about 21 square feet of skin.
Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.