HealthDay - THURSDAY, March 11 (HealthDay News) -- A knee replacement can help improve an elderly person's balance, according to a new study.

Reuters - The most commonly used tool for detecting prostate cancer, routine PSA screening, has become a hugely expensive public health disaster, its discoverer said on Wednesday.

thDay - TUESDAY, March 9 (HealthDay News) -- The kind of treatment received by a prostate cancer patient often depends on the type of specialist providing the patient's care, new research shows.

Reuters - More than 90 Australian authors signed a letter on Thursday decrying China's refusal to grant a visa to one of the country's most celebrated writers because he was HIV-positive, a move that Beijing defended.

thDay - THURSDAY, March 11 (HealthDay News) -- A mutation that affects how the body responds when a person smells or tastes food may play a role in the development of type 2 diabetes in some people, U.S. researchers report.

HealthDay - (HealthDay News) -- A sinus headache usually is caused when the air-filled cavities around your nose, eyes and cheeks become congested and inflamed. Doctors call this condition sinusitis.

HealthDay - (HealthDay News) -- Obesity is a major problem in the United States, and children are no exception. Today's kids are spending more hours watching TV, sitting at the computer or playing video games, and less time being active.

Senate Majority Leader Harry Reid of Nev., center, speaks during a health care news conference on Capitol Hill in Washington, Thursday, March 11, 2010.

It is ironic that there are as many conservative arguments for health care reform as there are liberal arguments; let's review them.

Should health care reform pass, it seems, from what some are saying, that pregnant women across the country will be running out to get