Disease, Public Health | featured news

Chinese scientists have for the first time found strong evidence of how humans got infected with a new strain of bird flu: from chickens at a live market. In a small study of four patients who caught the new H7N9 virus, Chinese scientists compared swabs from birds at live markets in eastern China to virus samples from patients. The scientists found the virus from one patient was nearly identical to one found in a chicken. The research was published online Thursday in the journal Lancet.

The death toll in China's bird flu crisis stood at 10 on Friday, as Hong Kong authorities announced plans to test all poultry imported from the mainland.

A strain of bird flu that has been found in humans for the first time in eastern China is not a cause for panic, the World Health Organization said on Monday, as the number of people infected rose to 21, with six deaths.

By tracking one patient’s immune response, scientists have tracked how a series of mutations led to an antibody that can defeat many H.I.V. strains.

With the nation in the grip of a severe influenza outbreak that has seen deaths reach epidemic levels, New York State declared a public health emergency on Saturday, making access to vaccines more easily available.

As the country's flu outbreak becomes an epidemic, odds are that you've had a few sheepish feelings about not doing something you probably should have: Gotten a flu shot. As of this November, the majority of American adults 64.8 percent, to be exact had not received a flu immunization. This wasn't a surprise to researchers: Flu is a disease with one of the lowest vaccination rates.

More than half of all teens and young adults infected with HIV, the AIDS virus, are unaware that they're infected.

It was just an e-mail about a single case of illness, but a gut instinct developed through years of disease detective work made Dr. Marion Kainer sense a bigger danger. Kainer, the director of health care-associated infections for the Tennessee Department of Health, started investigating the day she got that e-mail and hasn't stopped since. She camped out in her office for three weeks, leading a team of state workers as they traced the source of what would become a national outbreak of fungal meningitis.

Vilinda York lies in her Florida hospital bed, facing a dry-erase board that lists in green marker her name, her four doctors and a smiley face. Also on the board is this: "Anticipated date of discharge: NOT YET DETERMINED."

Executives at the Boston-area pharmacy whose steroid shots have been linked to a deadly U.S. meningitis outbreak have been sued in a bid to freeze their personal assets, while the death toll in the scandal rose to 21, with 268 cases of infection reported.