Training yourself to expect good things to happen sounds like helpful advice in general. Now, new research suggests that good ...

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.

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

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

The Indigenous Food Lab has a spicy drink to boost immunity and cut through any congestion in your lungs and throat this ...

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

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

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.

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 ...

"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 ...