Did you know?
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.
Did you know?
Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.
Did you know?
Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
Laparoscopy. A lighted endoscope specialized for insertion into the abdomen, called a laparoscope, i
Angioplasty. One form is called balloon angioplasty, shown here. A balloon catheter is threaded into
Eighteen-year-olds were the largest age cohort in the first year of the war in both armies. Soldiers
Detonation is a secondary ignition of the air–fuel mixture. It is also called spark knock or ...
The injector on-time is called the pulse width.
Corbel Vault, Interior of Tholos, The So-called Treasury of Atreus