Being physically fit and mentally healthy in your youth may help you grow old with your brain faculties intact.

It's easy to forget how horrible many childhood diseases were before vaccines were introduced. And it's even easier to forget how much those diseases cost families and society.

One goal of knee replacement surgery for arthritis patients is to improve mobility and pain, but in many cases, pain after surgery presents a new issue for these patients.

Millions of Americans take glucosamine supplements to help improve cartilage damage in their joints, but a new study suggests the supplements may not be helping.

More moms-to-be may be opting for a new birth plan — a plan that doesn't involve the hospital. Researchers behind a new study looked at changing trends in where women are giving birth.

When a pregnant woman drinks a martini, her fetus is exposed to the alcohol. Researchers have just confirmed that even small amounts of alcohol could seriously affect the baby's health.

Nowadays, babies born under a healthy weight are often able to survive and grow to a healthy weight. However, when these babies grow into adults, they may have problems having babies of their own.

Adults and children both can receive permanently implanted lenses after cataract surgery, but a new study suggests that there may be better options for infants.