|
|
More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.
To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.
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.
IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
![During World War I, advancing armies unloosed ferocious artillery barrages to destroy deeply entrenc](https://biology-forums.com/gallery/47/medium_4_23_06_16_8_40_59_235972013.jpeg)
![When the White House tapes were turned over to the special prosecutor, several crucial sections had ...](https://biology-forums.com/gallery/47/medium_617724_05_12_16_5_58_25_242182440.jpeg)
![The vast majority of older adults live in their own homes, even when they need special equipment or ...](https://biology-forums.com/gallery/47/medium_667187_21_02_17_6_13_00_256201990.jpeg)