A daily vitamin is a good idea, but of course just be sure and not overdo it and take more than one or one with added iron unless the doctor suggests it.

A lot of vegetables and fruits, as well as many herbs, have what are called antioxidants, which bolster your immune system. Antioxidants work as cell protectors, helping to keep your cells free of harmful substances which can cause sickness.

The highest concentrations are found in the most deeply or brightly colored fruits and vegetables such as spinach, carrots, red bell peppers, tomatoes, strawberries, blueberries, and so on.

Your question wasn't dumb at all by the way. Doctors in their hurried world often cannot take the time to really explain things to us, and it can be confusing and make one nervous!