In most patients, multiple sclerosis (MS) attacks in spurts. That is, periods of debilitating symptoms are followed by periods with few or no symptoms. Researchers are currently testing a new medication to reduce these attacks.

No one on Earth is getting any younger. And with age comes the higher health costs associated with a range of health conditions. Top among them may be dementia.

Being "big boned" as a kid is one thing. But having big bones doesn't mean the bones are strong and dense.

Women considering a new knee have a choice: a standard knee replacement designed for either gender or a knee that's made just for the ladies. 

Chemotherapy can and does save lives. These powerful cancer medicines also have side effects that can last years. But an existing medication may come to the rescue.

One major consideration when undergoing knee replacement surgery is whether the new knee will actually be an improvement over the original knee.

Hip replacements are meant to give patients improved mobility and pain relief. But sometimes, hip replacement patients have post-surgery pain that doctors cannot explain. New research may offer an explanation.

Arthroscopy of the hip doesn't involve much cutting into the skin or joint. But going under the knife, even for a minor hip procedure, is not without its risks.

A burning question among orthopedic docs is when is it appropriate to operate versus when to wait and prescribe physical therapy? In short, who needs the knife?

Total hip replacement and smoking cigarettes just don’t mix. That's because smoking can cramp the healing process. Even quitting just before surgery is better than not quitting at all.