It can build up white blood cells to fight against the infection and if it is present again you will all ready be immune to it. That is why vaccinations have a small amount of the infection in them, so you can become immune to it later.
Your immune system.
Memory B-cells
The adaptive immune system is activated if the innate immune system is unable to control the infection.
Bacterium cells help the immune system fight off different things. This is what helps make the immune system stronger.
Well I learned in Biomedical that the Immune system fights off infection on your pecker.
Vaccinations helps to trigger the immune system in the body to produce antibodies. Once the immune system has been boosted up, it helps to prevent infection in the body thus preventing you from diseases
your immune system and your White blood cells produce antibodies
immune system
The lymphatic system is sometimes called the secondary immune system, as it helps to fight infection by filtering out foreign material such as bacteria.The primary immune system is of course the white blood cells in the blood itself, which identify and attack foreign bodies directly.
Opportunist infection
There are many parts to the immune system. The thymus are what helps the immune system recognize germs and reject them.
Oh yes. Your immune system is what fights infections and with out your immune system you will get all kinds of infection and it can be fatal.