Bad Medicine

Stress is linked with headaches, according to a new study that finds that people with more stress in their lives tend to suffer more frequent and more intense headaches.

People with chronic viral or bacterial infections may face an increased risk of thinking and memory problems later in life, according to a new study.

For children who need a donated kidney, wait times vary greatly depending on which state they live in, a new study finds.

The human brain may be hardwired to trust the health advice that celebrities dole out, researchers say.

A new technique for creating stem cells shows they can be made in a way that reduces the risk of these cells dividing haphazardly and becoming cancerous.

E-cigarettes are increasingly popular, pitched by the industry as a safe alternative to traditional cigarettes, but they're just as addictive and harmful in other ways, studies show.

Bilingualism can strengthen the brain, a new study shows. People who spoke two languages developed dementia about 5 years later, on average, than people who spoke only one language.