The immune system is vital for humans' survival as it is the body's defence mechanism against infections and toxins provided by organs and processes of the body. A healthy immune system protects the body from bacteria, viruses, toxins, and other potentially damaging foreign bodies. When the immune system functions properly, it identifies a variety of threats like harmful microorganisms or nasty bacteria while distinguishing the body's own healthy tissue. The seven main parts of the immune system are white blood cells , the complement system , the lymphatic system , antibodies , the spleen , the thymus , and the bone marrow . Table of Content Take Probiotics Avoid Taking Processed Foods Appropriate Vitamin Levels in the Body Be active Cut the Stress Meditate Adequate Sleep Do not Smoke Maintain a Healthy Weight Improve Personal Hygiene (Homemade Sanitiser Recipe) Natural Ways to Boost Immune System Boost the Immune system naturally by improvin...