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How Does Stress Cause Illness? Vocabulary: Immune system - system that protects the body from viruses, diseases, etc. White blood cells or Leucocytes - cells found in the immune system which fights the diseases. Antigens - foreign bodies e.g. viruses Antibodies - kills antigens Suppress - put an end on the activity of or existence of; hold back Immunosuppressive effects - something that suppresses the immune system Endorphins - hormones which are body's natural painkillers Pathogens - agents causing physical illness Stress is said to increase the chance of someone becoming ill and there are two major ways in which stress can cause illness: * Directly = by reducing the body's ability to fight illness. * Indirectly = by leading the stressed individual to adopt an unhealthy lifestyle e.g. increased smoking and drinking Direct effects of stress on the immune system This system acts like an army, identifying and killing any intruders to the body. It contains cells distributed throughout the body to...

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