After a knee replacement, there's no place like home for your physical therapy — or at least home may be just as good a place as a clinic to do your exercises.

Worried about the health effects of the medications you take? There's likely no need to worry about two diabetes medications once thought to increase the risk of cancer.

Surgery may not always be the best option for patients. In the case of some knee problems, physical therapy may work just as well and have fewer negative effects.

Androgen deprivation therapy (ADT) for men with prostate cancer might make their bones weak. Fortunately, a common medication can make them strong again — if patients can get a prescription.

Why take a risk when it's not necessary? X-rays produce small amounts of radiation and can be expensive. And, in many cases, chest X-rays may not provide information that affects the way doctors treat kids.

Being healthy doesn't just benefit you — it may benefit your child, too. Mothers-to-be who maintain a healthy weight may boost their child's health as well.

They say timing is everything — and that may apply to HIV treatment. Starting antiretroviral therapy early may keep HIV patients healthy.

The risk for blood clots may go up after surgery, but patients can take steps to lower that risk.

The Mediterranean diet — already known for its heart-health benefits — may make you live longer.

Having weight loss surgery can improve obese patients' health, but it isn't a fix-all for health problems tied to being obese. Exercise may improve these patients' overall health even more and lower their risk for diabetes.