Learn what precautions to take as you seek to stay healthy and well while away from home.

Infectious disease experts answer your questions.

Katriona VanDoorne has battled cystic fibrosis since birth. New medicine and genetic discoveries finally allow her to breathe easy and look toward better tomorrows.

The best ways to protect yourself from it and other viruses: Wash your hands and avoid touching your face.

Chemical changes seen in cancer patients are also found in people who vape or smoke.

Your odds of quitting for good will improve if you lean on therapies and others for help.

Vietnam veteran Charlie Bell thanks God and his medical team for a lung transplant that gave him a new lease on life.

After transplant surgery, a woman plans to have her diseased organ plastinated so it can serve as a teaching specimen to help others.

Overconsumption of refined carbohydrates—especially foods with added sugars—could lead to insomnia.

As if they're not bad enough on their own, dual use of these pernicious products could vastly up your risk of stroke.

Sudden fever, body aches, headache, respiratory symptoms? Seek medical care promptly.

Breathing polluted air causes oxidative stress and inflammation, which could lead to loss of bone mass.