The immune system is a system of biological structures and processes within an organism that protects against disease.When functioning properly, your immune system protects against disease, infection, and helps you recover after an injury. Then again, like everything, something can go wrong and change the entire game.

Read on to learn more about the fascinating world that is your immune system.

A River of Blood & Lymphhe immune system is a complex strategic fighting system powered by five liters of blood and lymph, a clear and colorless liquid that passes throughout the tissues of the body. Together, these two fluids transport all the different elements of the immune system so they can effectively do their jobs.

we do need this in are body because if we don't we would not be here we could not lve because this part is very importan  

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