This document provides information about autoimmune diseases. It states that autoimmune diseases involve the immune system mistakenly attacking the body's healthy tissue. They are often misdiagnosed so a holistic approach is needed to fully understand them. It lists various medical professionals that can provide insight into autoimmune diseases. It also outlines alternative treatments that sufferers seek due to there being no cure and risks of immunosuppressant drugs. Statistics are given about the prevalence of autoimmune diseases in the United States and factors that make some groups more likely to be affected.