The immune system review

immune system  The immune system has a vital role: It protects your body from harmful substances, germs and cell changes that could make you ill  Immune system Illnesses, deficiencies and disorders of the immune system Allergies Learn more about allergies and their symptoms and treatments · Anaphylaxis

Fun Facts About the Immune System · A river of blood and lymph · White cells · Fever and inflammation are good signs · Sleep now or COVID-19 vaccines If you have a weakened immune system due to a health condition or medical treatment, and you are aged 6 months or over, you

The two subsystems within the immune system are closely linked and work together whenever a germ or harmful substance Immune cells read the environment through their receptors and then modify how they use the genes encoded by their DNA Some groups of genes are