As we age, the immune system gradually declines in function, leaving the body more vulnerable to disease. Scientists have discovered a new way to rejuvenate a key component of immune function, ...

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

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

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

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

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

A study reveals that kimchi powder activates defenses and regulates inflammation, adjusting the body's immune response.

Research led by Lancaster University has discovered that a class of antibiotics—fluoroquinolones—can directly alter the ...

Fight off winter chills and seasonal sickness! Discover four simple, delicious, and powerful soup recipes packed with natural ...

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 ...

Fall is in full swing, which means a cold is inevitable—at least, it is for me. I can actually set the clock by the fact that I fall ill come October or November. Around this time every year, I’ll get ...

Eating raw garlic can help prevent colds, boost heart health, and support digestion, among other benefits. Learn why ...