When you are always suffering from the common diseases such as cough and colds, then there is something wrong with your immune system. Instead of heading to your medicine cabinet, it is recommended that you head to the grocery store to buy the foods that boost your immune system.
When we feel a bit weak, most of us rely on vitamin C. Did you know that the best sources of vitamin C is not your supplements? It is the fruits under the citrus family. Vitamin C is effective in fighting against these diseases because it helps to boost the production of white blood cells.