#bodys #defense #forces THE HUMAN IMMUNE SYSTEM IS AN INCREDIBLY LARGE AND COMPLICATED DEFENSE SYSTEM THAT IS USED TO DEFEND THE BODY AGAINST ATTACKS BY VARIOUS TYPES OF DISEASE AGENTS. HE IS FIGHTING A CONSTANT FIGHT AGAINST COUNTLESS NUMBER OF AGRESSORS WHO ATTACK OUR BODY CONTINUOUSLY, DAY AND NIGHT. THOSE AGRESSORS INCLUDE: MICROSCOPIC, COVERED BY […]









