Lexanne Sherrell lost her twin sister in utero. Soon thereafter, the 1-pound-5-ounce preemie forged her own path to graduate from the NICU.

Kaitlyn Seykora baffled medical professionals all her life. Just last month, a geneticist provided a diagnosis—one so rare, not much is known about it.

Preventive and interventional cardiologists provide suggestions for how to take it easy on your ticker.

Beat the double-whammy of winter once and for all.

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.

Lou Ann Weber did the work to earn her new joints, and she's now preparing to boogie at her grandson's wedding.

Severe cramping, painful periods and other symptoms are often telltale signs of this condition.

Although it’s not the fountain of youth or a magic elixir, this B vitamin has surprising ties to disease, aging and mental state.

Thanks to a mechanical heart pump, Sherri Kanten is living life to the fullest.

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

Memory and thinking skills may decline faster in Parkinson's patients who have a high-risk gene variant.