| LONDON (AP) -- Some doctors have long suspected that if the plaque that builds up in the brains of patients with Alzheimer's disease could be removed, they could be saved. But a new vaccine that did just that suggests the theory is wrong.
WASHINGTON (AP) -- Plans for a large-scale trial of a potential AIDS vaccine are being dropped in favor of a smaller, more focused study, the National Institutes of Health said Thursday.
SAN FRANCISCO (The New York Times News Service) -- An international team of AIDS scientists has discovered a gene variant common in blacks that protects against certain types of malaria but increases susceptibility to HIV infection by 40 percent.
WASHINGTON (AP) -- The U.S. government has declared it's OK to eat tomatoes again, lifting its salmonella warning amid signs that the outbreak -- while not over -- may finally be slowing.
WASHINGTON (AP) -- Investing just $10 per person -- roughly the price of a six-pack of beer and some chips -- could greatly fuel community programs that get couch potatoes moving, prevent smoking and improve nutrition, researchers say.
WASHINGTON (AP) -- Tobacco companies deliberately changed the menthol levels in cigarettes depending upon whom they were marketing them to -- lower levels for young smokers who preferred the milder brands and higher levels to "lock in lifelong adult smokers," researchers at the Harvard School of Public Health concluded.
ATLANTA (AP) -- The Atkins diet may have proved itself after all: A low-carb diet and a Mediterranean-style regimen helped people lose more weight than a traditional low-fat diet in one of the longest and largest studies to compare the dueling weight-loss techniques.
CHICAGO (AP) -- One of the largest studies of its kind shows just how sluggish American children become once they hit the teen years: While 90 percent of 9-year-olds get a couple of hours of exercise most days, fewer than 3 percent of 15-year-olds do.
WASHINGTON (AP) -- High gas prices could turn out to be a lifesaver for some drivers. The authors of a new study say gas prices are causing driving declines that could result in a third fewer auto deaths annually, with the most dramatic drop likely to be among teen drivers.
CHICAGO (AP) -- Transplant surgeon Clive Callender has hurtful memories of being the only black doctor at medical meetings in the 1970s, met with stark silence when he pleaded for better access to transplant organs for blacks.
ATLANTA (AP) -- Nearly half of nonsmoking Americans are still breathing in cigarette fumes, but the percentage has declined dramatically since the early 1990s, according to a government study released Thursday.
WASHINGTON (AP) -- Faced with the globalization of drug production, the United States is joining with Europe and Australia to inspect factories in countries like China and India that make an increasing share of the active ingredients in medications.
WASHINGTON (AP) -- More than three-quarters of Web sites that offer highly addictive medications do not require a prescription, according to a study released Wednesday.
WASHINGTON (AP) -- Think of your favorite recipe for salsa. Three common ingredients now are suspects in the salmonella poisonings that have become the nation's largest foodborne outbreak in at least a decade.
CHICAGO (AP) -- For the first time, an influential doctors group is recommending that some children as young as 8 be given cholesterol-fighting drugs to ward off future heart problems.
WASHINGTON (AP) -- A 14-year-old gymnast with a stress fracture in her lower back. A 12-year-old who tore his ACL in a soccer game. A 16-year-old runner with a leg stress fracture. A 15-year-old who tore his meniscus playing basketball.
WASHINGTON (AP) -- The government on Saturday increased the number of people reported being sickened in a record salmonella outbreak in which tomatoes are the leading suspect although investigators are testing other types of fresh produce.
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