Читать книгу 100 Ways to Boost Your Immune System онлайн
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The spleen filters the blood, looking out for invaders, and also carries out regular ‘MOT checks’ on red blood cells. Bone marrow is the source of new red and white blood cells. White blood cells are actually a collection of cells that work together to destroy bacteria and viruses. There are numerous types of white blood cells: leukocytes, helper T cells, natural killer cells and so on. Finally, there are five primary types of antibody, known as ‘immunoglobins’, each of which responds and binds to a specific invader, preventing it from entering host cells. We need huge quantities of antibodies to protect us from the constant and daily bombardment of bacteria we unknowingly inhale or digest in our food.
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Your immune system is an elaborate, interactive system of cells, chemicals and tissues located throughout your body. When any of its components come into contact with cells or substances – such as bacteria or viruses – to which they are programmed to respond, a series of reactions is triggered that destroys the invaders or renders them harmless.