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Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
17 Questions About Health and Wellness Answered
  • Introduction
  • Why do I get sick?
  • How do the disease-causing germs invade my body?
  • What does the immune system do?
  • What is the difference between bacteria and viruses?
  • Do our intestines contain germs?
  • Where are some other places that germs hide?
  • What are allergies?
  • What are antibiotics?
  • How was penicillin developed?
  • How were vaccines invented?
  • Can chicken soup help a cold go away?
  • Why is exercise important to health?
  • Why is sleep necessary for good health?
  • How does substance abuse affect a person’s health?
  • Can alcohol be bad for your health?
  • Why is smoking cigarettes unhealthy?
  • Is secondhand smoke bad?
References & Edit History Related Topics
Images
hand, foot, and mouth disease Diagram of the human lymphatic system highlighting lymphatic vessels and major lymphoid organs, including lymph nodes, adenoids, tonsils, thymus gland, spleen, appendix, bone marrow, and ducts.

17 Questions About Health and Wellness Answered: References & Edit History

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