The U.S. Food and Drug Administration has issued a warning about a serious potential side effect of methylphenidate products (e.g. Ritalin, Concerta, and Daytrana) used to treat attention deficit hyperactivity disorder (ADHD).

COPD, a common lung disease, used to be considered a disease that primarily occurs in men. However, in recent years, more women have been diagnosed with COPD.

Broken bones happen for many reasons. From weak bones to accidental falls and lifestyle choices, researchers recently explored these reasons.

Testosterone is a vital hormone for many of the processes that happen in men's bodies. Levels of this hormone in old age might be a sign of survival.

While breast cancer is one of the most common cancers in women, it’s one of the least common in men. Both sexes have similar survival rates. However, researchers have discovered major differences in treatment approaches.

Properly balanced hormones deliver benefits such as strong bones and healthy sexual function. Restoring natural hormones lost due to illness or aging with hormone supplements is an option, but it may carry risks.

Cholesterol lowering medications called statins are among the most commonly prescribed medicines in the US. New research is suggesting these medications may lower more than cholesterol in prostate cancer patients.

An interesting fact: severe acne is linked to higher male hormone (androgen) activity. And previous research has suggested that severe teenage acne may be a risk factor for both prostate cancer and melanoma, a potentially deadly form of skin cancer.

Qigong is an ancient Chinese practice that combines slow movement, controlled breathing and concentration. People of any age can practice Qigong. A small study recently looked to see if the practice could help with fatigue.

How much we weigh in relation to our height matters. In other words, body mass index (BMI) matters. If we’re carrying around too much fat, our chances of all sorts of diseases are — well — fattened. Our weight at the time we’re diagnosed with a disease may matter as well.