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

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

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

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.

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

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

The team’s research provides compelling evidence for the brain’s influence on physiology. A deeper understanding of this mind ...

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

Need an excuse to improve your mindset? Researchers have found that expecting good things to happen to you can be great for ...

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 ...

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 ...

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 ...