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.

When Matt Bailey's weight caused a boat to almost sink, he flooded his life with change. He's since lost 140 pounds and gained confidence.

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

If you're aiming to kick the habit or change a problematic behavior, you don't have to do it alone—but it does come down to you.

A Greenville youth takes an unexpected Type 1 diabetes diagnosis in stride.

After a 99% blockage and double bypass, James Cook turns his health around by cutting dairy, oil and meat from his diet.

Include the "sunshine vitamin" in your meal plans to keep happy all season long.

Bariatric buddies lose more than 230 pounds between them.

Doctors said baby Luke Worley was 12 hours from death. Today, he's a thriving, striving 6-year-old enjoying life.