15 Tips to Boost Your Immune System Against the Cold and Flu
About 5 to 20 percent of people in the U.S. come down with the flu, usually in the winter between October and March. When the immune system is working properly, all cells, tissues, and organs should be strong enough to fight off infection. However, building a healthy immune system doesn’t happen overnight. You will be headed on the right track with the following simple tips.