Your immune system is your body’s built-in defense network, working nonstop to protect you from bacteria, viruses, and other ...

NBC News medical contributor Dr. Natalie Azar and TODAY health and nutrition expert Joy Bauer stop by Studio 1A to share tips ...

Dr Jenna Macciochi says that ‘our immune system is the single greatest arbiter of both how long we live and the quality of those years’ - Christopher Pledger We know what our immune system is about.

Feel your best with these immunity-boosting habits.

Vitamins and supplements like zinc and cod liver oil are often touted for their ability to boost your immune system, but Jeffrey Bland, the "father of functional medicine," says that's not actually ...

Winter calls for juicy defense. From guavas to oranges, these winter fruits are packed with immune-boosting power — and ...

It's not always easy to stay healthy through the winter, but medical professionals offer tips for taking care of yourself. Colder weather means more time spent indoors and gathering in close quarters ...

Regular exercise supports immune health by improving the circulation of your immune cells and reducing inflammation, but ...

"I've heard, 'I can boost my immune system if I take a lot of vitamins.' It could be vitamin D, vitamin A [or] zinc," Bland says. "[But] those nutrients don't boost the immune system. Those nutrients ...