Acanthosis nigricans is a skin condition that causes the skin to become darker and thicker. It most often appears in the skin folds around the neck, groin, and armpits. …

A two-year-old boy has been left infertile after surgeons operated on the wrong testicle, his family says. The boy was admitted to Bristol Royal Hospital for Children earlier in …

Millions of Americans are losing sleep as economic and political stress keeps them tossing and turning at night, a new study finds. In 2013, about 30 percent of Americans …

Walking and other types of moderate exercise may help turn back the clock for older adults who are losing their mental sharpness, a new clinical trial finds. The study …

A peritonsillar abscess is a painful, pus-filled collection of tissue that forms in the back of the throat near one of the tonsils. Peritonsillar abscesses, also called quinsy, often …

Dangerous infections, blinding ulcers in the eyes: These are just some of the troubles that can come from wearing your contacts for too long. Contact lenses are generally considered …

Recent stem cell research could lead to a new way of treating inflammatory diseases, such as multiple sclerosis. New research into inflammatory diseases may have identified a way to …

Table of contents L-5 hydroxytryptophan is a natural chemical in the body that people can also take as a nutritional supplement. Some people believe that taking the supplement can …

Depression and anxiety may be just as bad for your health as smoking and obesity. However, cancer does not correlate with these mental health conditions. These are the main …

According to an unusual and innovative recent study, blinking is a visual clue that influences our everyday conversations. How long a blink lasts might alter the course of a …