For patients who have osteoarthritis, aching knees don't always seem compatible with physical activity. But a new study shows that exercising may actually add healthy years to a patient's life.

Opioids are a commonly prescribed type of medication used to treat chronic pain conditions and post-surgical pain. But the FDA has concerns that people may be misusing opioids and wants to tighten access to one of these medications.

Suffering from migraines can significantly impact an individual's quality of life. It's not hard to imagine that migraine sufferers may be at risk for depression as well.

There are a lot of medications to treat high blood pressure. Some of them may even help fight Alzheimer's disease.

When people don't get enough sleep, they might complain about not having a clear mind. A lack of shut-eye also may affect their mind in other ways.

As the winter months approach and people spend more time inside, hospitals might begin to see more and more cases of carbon monoxide poisoning.

A cure for Lou Gehrig's disease has yet to be discovered. As researchers explore possibilities, a new study has shown that what was thought to be a potential new medication for the condition might not be the answer. 

As women age, osteoporosis — a condition that makes the bones weak and more likely to break — becomes a greater concern. As a result, preventing osteoporosis may become more important for older women. 

Many people start to take vitamin D supplements to keep their bones strong as they age. But do these supplements really work, or are they a waste of money?

Along with potential vision problems, stomach issues and speech difficulties, one common effect of the neurological condition multiple sclerosis (MS) is having trouble walking. Researchers behind a new year long study explored the results of a medication aimed at improving walking in people who have MS.