Polio Subject – Science and Tech Context– The Health Ministry has decided to vaccinate returnees from Afghanistan with free polio vaccines as a preventive measure. Concept – Polio also called as Poliomyelitis. It is a viral disease that destroys the nerve cells present in the spinal cord, causing paralysis or muscle weakness to […]

Subject : Health Context : UNICEF , WHO warns of Measles , Polio Outbreak threat due to COVID disruptions. Concept : Measles It is a highly contagious viral disease and is a cause of death among young children globally. It is particularly dangerous for children from the economically weaker background, as it attacks malnourished children […]