Journal of the American Medical Association
The rate of HIV infections diagnosed in the United States each year fell by one-third over the past decade, a government study finds. Experts celebrated it as hopeful news that the AIDS epidemic may be slowing in the U.S.
A panel of experts advising the National Cancer Institute have proposed changing the definition of cancer, eliminating it entirely for some illnesses – particularly those that aren’t typically fatal given developments in medical science.
America’s favorite dietary supplements, multivitamins, modestly lowered the risk for cancer in healthy male doctors who took them for more than a decade, the first large study to test these pills has found.
New research reports a link between the bisphenol A (BPA) chemical used in many types of food packaging and childhood obesity. The study found the link existed regardless of how many calories kids were taking in through their diets.
Smoking a joint once a week or a bit more apparently doesn’t harm the lungs, suggests a 20-year study that bolsters evidence that marijuana doesn’t do the kind of damage tobacco does.