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

Fact checked by Jennifer Klump Cold and flu season often sends people searching for quick immune fixes, but small, ...

Leading medical experts reveal that quick-fix tablets and vitamin drinks are largely ineffective, and the only real way to ...

There is an undeniable connection between a strong immune system and nutrition. Learn why what you eat matters and other ways to boost your immune system.

"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 ...

Pharmacy shelves and online marketplaces these days are crowded with products that promise to “boost” your immunity. From ...

In a first-of-its-kind human trial, researchers have demonstrated that consciously activating the brain’s reward system (when ...

Discover how smart workouts, sauna sessions, sleep, and stress relief work together to strengthen your immune system and help you fight off illness.

If you’re getting sick again during cold and flu season, your diet may be a factor. Small, incremental lifestyle changes can help strengthen your body’s natural defences during cold and flu season.

“While oranges may have a slight edge in vitamin C content, both fruits are excellent choices for supporting your immune ...

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 ...