Many leukemias can be treated successfully, but if the disease doesn’t respond, patients are left with few options. A new therapy may change all that.

Postmenopausal women can become more at risk for breast cancer if they are overweight. An easy dietary change may help reduce that risk by lowering the chances of obesity.

Structural heart disease is very common in HIV patients. It's possible that the conditions are directly related.

Last Spring, Angelina Jolie announced she had undergone a preventive double mastectomy because she had a rare genetic risk. Did this major media story improve breast cancer risk awareness?

A universal flu vaccine to protect against all strains of the flu doesn't exist yet. But a new one does appear to protect against four flu strains at once.

Hospital visiting hours are often restricted to allow patients rest, and doctors and nurses time to work. But a new study suggests that allowing hospital visits around the clock may make for happier patients and staff.

Human cases of bird flu are no longer unheard of, but the latest case is especially catching the attention of global health officials — it's the first infection with a new strain.

Dementia, a condition that affects memory and thinking abilities, is most often associated with aging. New research has found there may be a link between dementia and heart disease.

Weight loss has been linked to better heart health, but a recent study indicated that the benefits of dropping pounds may depend on whether they stay off.