Tim and Moby teach you all about the immune system! In it, you’ll learn why we get sick and how our immune system fights off illness and disease. Find out which parts of your body make up your immune system, and what four general defenses this system has against any germs or chemicals that can make you sick. Discover what your white blood cells do, how antibodies are created, when your body needs antibiotics, and how vaccines work. Plus, see what habits and diseases can weaken your immune system. Take care of that body!
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