|
|
There are more bacteria in your mouth than there are people in the world.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.
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 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.