College football and hockey players sustain numerous blows to the head every season. Those hits, according to a new study, may add up to brain injuries that impact learning.

It is widely believed that raising "good" cholesterol levels lowers heart attack risk, but surprising new research finds evidence that this may not be the case.

Study: People taking the commonly prescribed antibiotic azithromycin -- better known as Zithromax or Z-Pak -- have an increased risk of sudden heart death. The risk is higher for those with heart failure or diabetes.

Whatever you call it -- joe, java, mud -- it is likely a key way to jump-start your day, and now new research suggests it may not only be good at that -- but it may make your life longer.

WebMD talks to dermatologists about sunscreen safety, ingredients, and labels.

A popular antibiotic used for treating bronchitis, pneumonia, ear infections and sexually transmitted diseases may boost the risk of death, a US study said Wednesday.

Scientists in the United States have enabled a paralysed woman to lift a drink to her lips with a thought-controlled robotic arm, boosting hopes that tetraplegics may regain their independence.

One in three adults suffers from high blood pressure, a key trigger of heart disease, health experts said on Wednesday while underlining the growing number of cases in developing countries.

Authorities in California took the unusual step of jailing and charging a tuberculosis patient who they say refused to take medication to keep his disease from becoming contagious.

One of life's simple pleasures just got a little sweeter. After years of waffling research on coffee and health, even some fear that java might raise the risk of heart disease, a big study finds the opposite: Coffee drinkers are a little more likely to live longer. Regular or decaf doesn't matter.