Michael J. Fox's battle against Parkinson's disease needs volunteers, even if they don't have the disease. His latest effort matches volunteers with studies about Parkinson's disease.

Stem cell transplant patients may not only be at risk during treatment. A new study suggests that a decade later they are still more susceptible to psychological conditions and chronic illness.

Living in pain is a terrible fate at any age, but it's particularly tragic for a child. Chronic pain can keep a child from developing along with their peers. And it's becoming more common.

After having a total hip or knee replacement, you're looking forward to a new and better life. But a having a fall during your period of hospital recovery can really set you back.

When an individual begins developing the early signs of Alzheimer's disease, one of the earliest symptoms is the loss of smell. Scientists have found a way to reverse this symptom in a lab.

Many Americans battle chronic abdominal pain, which may be a symptom of serious conditions such as irritable bowel syndrome, colitis, or gallstones. However, experts are worried that doctors are over-prescribing opioid painkillers for the pain, especially if another medication is a better option.

You're in pain. Your neck and back constantly hurt. But how do you know if your pain is just pain, or if it's fibromyalgia?

The exact causes of autism are still not known, and much of how the disorder develops remain a mystery. Many studies point to prenatal development links.