5 things that can weaken your immune system

Anything that can trigger this immune response is called an antigen An antigen can be a microbe such as a virus, or even a part of a microbe Tissues or cells

The immune system responds to antigens by producing cells that directly attack the pathogen, or by producing special proteins called antibodies Antibodies

excretory system Here's what you should know about having a weak immune system, including how to keep yourself and your loved ones healthy

succubus system immune system has two fundamental lines of defense: innate immunity and adaptive immunity Innate immunity is the first immunological