This year, with COVID, RSV and common cold and flu viruses running rampant, it's more important than ever to protect yourself against illness. While wearing a mask indoors in public places can help, and vaccinations (especially against COVID) can keep you out of the hospital (whether or not you have a pre-existing underlying condition), they may not be enough to keep you from getting sick. If you come down with the cold or flu, there are clinically proven ways to keep it from setting in or, if already set in, from becoming severe.