chronic illnesss Tag

Immune System: How does it Protect us from Chronic Illness?

For the immune system to work properly, two things must happen: first, the body must recognize that it is being threatened by foreign microorganisms. Second, the immune response must be activated quickly before many body tissue cells are destroyed by the invaders. In our environment, we are constantly exposed to viruses (such as those that cause colds and influenza), bacteria (such as those that cause pneumonia and food poisoning), parasites, and fungi. In a healthy individual, the immune system is efficient in the removal of these harmful organisms. However, when the immune system is overworked or weak due to chronic...