For a person with a strong immune system, can they live a longer life than ones with weaker and can they live a life

For a person with a strong immune system, can they live a longer life than ones with weaker and can they live a life with no infection or illness?

Posted on March 19, 2015 by in Question. Comments Off on For a person with a strong immune system, can they live a longer life than ones with weaker and can they live a life