1. Wash your hands often 2. Avoid crowds 3. Increase Vitamin C 4. Flu vaccination 5. Exercise Additional tips to prevent the flu: A nursing professor many years ago told me to increase Vitamin C, Echinacea and zinc during the flu season. I did my research and I found a "Wellness Formula” made by Source Naturals, which includes Vitamin C, Echinacea and zinc in one capsule. I prefer the capsules over the tablets due to taste. At the beginning of September, I start taking the We