Getting sick is never fun. You don’t want to have to call out of work or take a trip to the doctor because you aren’t feeling well. If you want to avoid catching illnesses like colds, flu, COVID-19, RSV, and others, you need a strong immune system. Your immune system is your body’s way of protecting itself from infection and disease. Keep reading to find out some of the top ways to boost your immune system so you can stay healthy and avoid getting sick.