A strain of bird flu that has been found in humans for the first time in eastern China is no cause for panic, the World Health Organization said on Monday, as the number of people infected rose to 24, with seven deaths.

South Africa's health minister on Monday launched a new single dose anti-AIDs drug which will simplify the world's biggest HIV treatment regime to just one life-saving pill a day.

Around 390 million people are infected each year with dengue fever — the world's fastest-spreading tropical disease — more than triple the current estimate by the World Health Organization (WHO), experts said on Sunday.

The world's first clinical trial designed to explore using a hallucinogen from magic mushrooms to treat people with depression has stalled because of British and European rules on the use of illegal drugs in research.

Small children may not yet know how to describe pain and cannot easily tell parents they have a headache.

Getting plenty of calcium from foods has been shown to lower the likelihood of kidney stones in those most at risk, but a new study makes clear the benefit isn't just linked to milk products.

One in 10 people who have a stroke caused by a clot blocking blood to the brain go on to develop chronic pain, according to a new study.

Smokers are less likely to be alive and cancer-free three years after having surgery for colon cancer than people who have never smoked, according to a new study.

A man has died in China's business capital of Shanghai of a new strain of bird flu, state media said Thursday, bringing the total number of deaths from the H7N9 virus to four.

Scientists on a quest for an antibody-based AIDS vaccine said Wednesday they found promising clues in the uncommonly “robust” natural immune response of a patient in Africa.