A provocative study in mice suggests something as simple as breathing in extra oxygen might give immune cells a boost in attacking cancer. The immune system often can spot and destroy...

The gap appears to be closing between death rates for black and white Americans infected with the AIDS virus. A new report says the death rate for blacks with HIV dropped 28 percent over five...

Studies of baby animals have long suggested that going under anesthesia can have some harmful effects on a developing brain. Now some scientists want to find out whether those same drugs may pose...

The World Health Organization will start large-scale testing of an experimental Ebola vaccine in Guinea on Saturday to see how effective it might be in preventing future outbreaks of the deadly...

New guidelines from the World Health Organization are enough to kill anyone's sugar high. The U.N. health agency says the world is eating too much sugar and people should slash their intake to just...

Shadow health minister Claudette Buttigieg today questioned the timing of the government’s announcement tied to its 200-million-euro private sector investment plan due to the fact that the local...

The suicide rate for girls and young women in the U.S. continues to rise, at a pace far faster than for young males, health officials said Thursday. The rate for boys and young men increased...

Chronic fatigue syndrome is a real and serious disease that needs a new name to reflect that - and a straightforward way to diagnose the illness, a U.S. government advisory group declared...

For the first time, a study shows that a drug used to treat HIV infection also can help prevent it when taken before and after risky sex by gay men. The results offer hope of a more appealing way...

For years, parents of babies who seem likely to develop a peanut allergy have gone to extremes to keep them away from peanut-based foods. Now a major study suggests that is exactly the wrong thing to...