Immunity is the defensive system of our body that protects us from the attack of all those foreign invaders that can cause any harm to our body such as viruses, bacteria, parasites, allergens, etc. ( Swann and Smyth , 2007 ). This system is so organized and specific so that it may not attack our healthy body tissues or anything useful to our body. The problem occurs when it stops functioning efficiently, and immunity is compromised. This may cause mild to severe consequences for our bodies. So this system must work efficiently and actively all the time, and to make it happen, there are several things we can do to boost our immunity ( Chaplin, 2010 ). 1. Adequate and balanced nutrition : As we know that each cell of our body is mainly composed of four basic nutrients i.e., carbohydrates, fats, proteins, minerals, and water. Similarly, our immune system, consisting of different cells and tissues, is also made up of these nutrients. This system is constantly active in our body, so t...