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 childhood coughs and colds, through meningitis B in teens and shingles in older people, here’s how our immunity to ...

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

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 ...

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 ...

Every day, your immune system performs a delicate balancing act, attacking harmful invaders while protecting your own tissues. When that balance breaks, infections can spread unchecked, or the body ...

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 ...