- BBC Health - Offers what the Immune system looks like and what happens when this complex defence mechanism breaks down.
- Environmental Health Network - Resources for those suffering from asthma, allergies, chemical sensitivities, and fibromyalgia.
- HealthLink MCW - Offers an article about aging and the immune system.
- Immune Central - Provides an in-depth look at how the immune system functions within the body, including news, articles, and tips.
- Immune System - Complete study of this system with an introduction, the fluid systems, innate immunity and adaptive or acquired immunity.
- Keep Hope Alive - A self-help guide to immune restoration for persons with Candidiasis, Cancer, HIV/AIDS, Chronic Fatigue Syndrome, HCV, HBV, HSV I and II. Includes the Journal of Immunity.
- Polycell Technologies - Research on Beta Glucans, and information on product form and dosage for health goals like lowering cholesterol or boosting your immune system.
- The Anatomy of the Immune System - In depth look at the immune system and all its separate parts.
