Polio

  • Poliomyelitis (polio) is a highly infectious viral disease, which mainly affects young children below age of 5.
  • The virus is transmitted from person-to-person.
  • It mainly spreads through the faecal-oral route (e.g. contaminated water or food).
  • After entering body, it multiplies in the intestine, from where it can invade the nervous system and can cause paralysis.
  • Its initial symptoms include fever, fatigue, headache, vomiting, stiffness in the neck, and pain in the limbs.
  • In some cases, it causes permanent paralysis.
  • There is no cure for polio, however it can only be prevented by immunization.
  • Polio vaccine is given multiple times, almost always protects a child for life.

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