Sat, January 24, 2026 at 2:56 PM UTC The immune system is the body’s natural defense network that helps to keep you healthy from things like bacteria, viruses, and parasites. It’s a complex network of ...

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 ...

Endurance exercise may train the immune system as much as the muscles. Older adults with decades of running or cycling had immune cells that functioned better and aged more slowly. Their inflammation ...

Your immune system is like an incredibly sophisticated security team, constantly patrolling your body for threats and neutralizing them before they can cause harm. When it’s working properly, this ...

Vitamin C and vitamin D both support immune function in different ways, but neither will prevent you from getting sick on their own. Vitamin C may slightly shorten colds, while vitamin D deficiency ...

As we age, our immune system quietly loses its edge, and scientists have uncovered a surprising reason why. A protein called platelet factor 4 naturally declines over time, allowing blood stem cells ...

The Nobel Assembly at Karolinsky Institute has today decided to award the 2025 Nobel Prize in Physiology or Medicine jointly to Mary Branco, Fred Ramsdell, and Simonakaguchi for their discoveries ...

How does the same infection, say the flu or a cold, give some people mild symptoms and leave others suffering? Why do people develop autoimmune diseases? And will we ever be able to predict when—and ...

When respiratory virus season hits, it’s fair to want to do everything you can to supercharge your immune system. But while supplements come up a lot, it’s hard to know which to choose. When it comes ...

Many diseases affect men and women differently. Asthma tends to strike men earlier in life, yet more women develop asthma as they get older. Parkinson's is more common in men, but Alzheimer's is more ...

Manal Mohammed does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...