The word immunity is used to express the ability of human organism to supervise all actions and activities in our body. The immunity system is designed to resist antigens that penetrate from both external and internal environments. It is the guardian of our health. The immunity system controls the ever emerging and vanishing multiple-billion faceted life forms in human body and reacts immediately to any inconsistencies. The immunity system consists of white blood cells of different types produced in the bone marrow which travel around the body in the circulatory and lymphatic systems and supervise it.
Vitamin A is important for the human body. It is a fat-soluble vitamin that contributes to …
Vitamin E is very important for the human body. It is a fat-soluble vitamin that helps prot…
