Q- Why is immune system essential for our health?
Answer- It is absolutely right that immune system is very essential for good health because immune system is that antibody in our body that protects our self from germs of various diseases. If anyone has weak immune system, so there may be more chances of disease catching him or her as compared to one with a strong immune system. Immunity of our body is the only shield that protects our body from various gems that enters our body through various hole of our body from environment.
Immune system is formed of T-lymphocytes and B-lymphocytes. B-lymphocytes produce antibodies that fight against pathogenic micro-organisms which enters the blood and lymph, while T-lymphocytes actually kill the pathogenic micro-organisms. In these ways immune system is essential for our health.