If you notice your knee crackling, it could signal osteoarthritis or a build-up of calcium crystals thought to only happen in really old age. Turns out they do structural damage much earlier than thought, especially if your mineral metabolism is off…

Buying supplements online couldn’t be easier. But counterfeit products, third-party sellers and hard-to-trace supply chains are reasons for caution. Here are five risks to know and five simple reasons going directly to the brand can offer greater peace of mind.

Congratulations! You worked hard, pushed through the struggle and reached your goal weight. Now comes the challenge of keeping it off. Good news: Research suggests fewer daily steps than previously thought may help prevent those pounds from creeping back.

Losing those first pounds may feel impossible. No wonder those weight loss drugs, even with a growing list of side effects, are popular. But what if you could naturally regulate your appetite, without the risk or expense?

Cancer is rising in adults under 55, and researchers are looking beneath the surface for answers. A surprising clue points to a hidden change inside some younger bodies that could reshape ideas about cancer and aging.

Think summer sunshine is enough to rebuild your vitamin D stores? New research suggests that for many people the “sunshine vitamin” may stay low all year long. And that could matter more with every passing birthday.