Small food protein signals teach immune cells to accept food. The finding helps explain how the body prevents food allergies.

Although winter is coming to a close, cold and flu season is still threatening our immune systems. Staying healthy is a marriage of several simple practices, according to Dr. Roger Seheult, a critical ...

From cholera to norovirus, Giardia to hookworms, the gut is vulnerable to an impressive array of pathogens. To keep us alive in the face of this onslaught, the intestinal immune system must be ...

Green tea contains beneficial compounds that may support immune health by reducing inflammation, fighting oxidative stress, ...

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 ...

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 ...

Elderberry supplements and syrups pop up all over the place during cold and flu season, making it feel like everyone else knows something you don’t. But is elderberry full of the immune-boosting ...