(HealthDay News) -- Too much computer time may take away from physical activity. It can also lead to an "overuse" or "repetitive stress" injury.

(HealthDay News) -- Choking hazards for small children abound, from food to toys.

WEDNESDAY, Dec. 19 (HealthDay News) -- An aging population of adults with hepatitis C is behind an increasing demand for liver transplantation in the United States, a new study reveals.

WEDNESDAY, Dec. 19 (HealthDay News) -- While significant progress has been made in the past 10 years, many states still fall short in their preparedness for public health emergencies such as disease outbreaks, natural disasters and bioterrorist attacks, according to a new report.

WEDNESDAY, Dec. 19 (HealthDay News) -- A new study finds that HIV patients who receive good care but who smoke lose more years of life to smoking than to HIV, the virus that causes AIDS.

TUESDAY, Dec. 18 (HealthDay News) -- Commonly prescribed antibiotics don't help cure most coughs in adults, new research confirms.

WEDNESDAY, Dec. 19 (HealthDay News) -- People with psychiatric disorders have a 30 percent higher death rate from cancer, even though they are no more likely to develop the disease than others. And the underlying reason may be relatively simple: Their cancer is frequently discovered late, often after it has spread, a new Australian study finds.

WEDNESDAY, Dec. 19 (HealthDay News) -- Residents of several Southern states are among the most likely to have poor heart health in the United States, a new study finds.