Our body’s number one defense from infections, germs, bacteria, and parasites is our immune system. Our immune system works 24 hours a day, 7 days a week to keep us healthy and strong! However, some people are born with an immune system that doesn’t function as well as others, which may be due to a Primary Immunodeficiency (PI).
Not sure why you’re feeling sick? Be sure to review the 10 Warning Signs of Primary Immunodeficiency, now available in over 50 languages. If you or someone you know is affected by two or more of the following warning signs, speak to a physician about the possible presence of an underlying PI.
To learn more, read about how the different parts of the immune system work together in children and adults on our website.