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.

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

Your immune system is your body’s first line of defense against harmful invaders, such as bacteria, viruses, and toxins. Maintaining its strength is essential for overall health, and the foods you eat ...

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 ...

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

As cold and flu season begins, you may be wondering what you can do to help keep your immune system strong with all the nasty bugs going around. In addition to staying up to date on your seasonal ...

As we age, the immune system gradually declines in function, leaving the body more vulnerable to disease. Scientists have ...

Q. Is it really possible to “boost” your immune system, or is that a myth? A. When flu season hits or stress runs high, you’ll often hear advice on how to “boost” your immune system. But here’s the ...

Vegetables are a vital part of any healthy diet, but not all vegetables are created equal. Some are packed with nutrients ...