Number one you want to connect with nature. Nature is very calming and very soothing so you want to keep those stress levels down so get outside enjoy the early parts of spring and connect with nature.
Number two, eat clean. Eating clean is vital for the immune system. Keep your vegetable consumption high. Staying alkaline is extremely important for the immunity. Avoid junk food such as chemicals and sugar. Sugar only taxes the body and causes a depression of the immune system.Also, read labels as well.
Number four hydration. Hydration is very important for the immune system and don't forget add lemon to your water that also will kick it up a notch with your vitamin C.
Number five not such a bad idea to take probiotics and other immune booster supplementation such as zinc vitamin C. These things only help your immune system and not to say they're gonna cure any virus but it's always better to have a higher immune system during a difficult stressful time.