Here is an example of active, natural immunity: If you had chicken pox as a child, it is due to that you will not get it again as an adult. choosing a healthy lifestyle the production of stem cells the production of memory B-cells that "remember" this infection the development of organic serums Question 16 1 pts Autoimmune disease such as allergies and Type 1 diabetes occur when the lymphatic system becomes overrun with pollen and other histamines the immune system has been compromised by over-production of Suppressor T-cells mast cells attack the lymph nodes an over-active immune response causes overproduction of antibodies that attack the body's own healthy cells.