A new study has linked low levels of vitamin D to poor physical performance in older adults. Researchers at North Carolina's Wake Forest University Baptist Medical Center in Winston-Salem made the discovery. Researchers say that older adults who don't get sufficient vitamin D from their diets or from exposure to the sun could be at risk for both poor physical performance and disability.

So getting enough of the vitamin is important, according to lead author Denise Houston, Ph.D

Next time you feel depressed, start playing in the dirt as a new British research indicates that a type of friendly bacteria found in soil may affect the brain in a similar way to antidepressants.

When scientists exposed mice to friendly soil bacteria called Mycobacterium vaccae, it was found that the rodents perform a behavioral task commonly used to test the effectiveness of antidepressant drugs

Hospital authorities at Maricopa County Medical Center in Phoenix, Arizona reportedly locked up a 27-year-old tuberculosis patient in a jail cell after he failed to take precautions and was seen without a mask in public.

Robert Daniels, who is suffering from a drug-resistant strain of tuberculosis, or XDR-TB, has been in a ward equipped with a ventilation system since July 2006. The ventilation keeps germs from escaping as XDR-TB does not have any cure

Lethoso, the tiny landlocked nation inside of South Africa, may now be fighting two major epidemics; HIV/AIDS and tuberculosis (TB).

The nation of only 1.8 million people already has the highest ratio of HIV/AIDS infected patients in the world, but now a study finds that over 12,000 people suffered from TB last year alone

The United Nations (U.N.) Health Agency has added four new tuberculosis (TB) drugs to the pre-qualified list of treatments available.

"The addition of these four medicines will reinforce efforts to scale up access to anti-tuberculosis medicines in high-burden areas and in countries which may have only limited capacity to control and monitor pharmaceuticals," says World Health Organization (WHO) officials