A brief of idea

It comes as no surprise that eating foods that boost and improve your immune system could help keep you healthy during cold and flu season (and every other season, for that matter). Such immune-boosting foods include fruits and vegetables that are rich in vitamin C and zinc—which some studies show may prevent viruses like the common cold when consumed together—and foods that are chock-full of other immune-improving substances such as collagen, probiotics, and vitamin A.