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.

Dementia costs more each year in the United States than cancer or heart disease, with annual costs ranging from US$157 billion to US$215 billion, according to a study released Wednesday.

A new and deadly virus that has killed 11 of the 17 patients treated for it in the Middle East and Britain appears to cause an infection deep in the lungs, researchers said Wednesday.

Reports from China say that one more person has died from the H7N9 bird flu, which has already caused three deaths, while the number of diagnosed patients has increased to 14 on the mainland.

Women in Taiwan who have HIV infections need more support from society, as several of them have been forced to give up their right to a normal life, a local association said yesterday.

The Department of Health (DOH) decided yesterday to list two Chinese provinces and two cities as areas affected by a deadly bird flu virus, but stopped short of restricting entry to Taiwan by tour groups from those regions.

The Changhua county government said yesterday that it will reinforce disinfection and blood tests at poultry farms as precautions in light of reported H7N9 avian influenza cases in China.