Facts for prelims :
- Measlesis a highly contagious infectious disease caused by measles virus.
- Symptoms usually develop 10–12 days after exposure to an infected person and last 7–10 days.
- Initial symptoms typically includefever, often greater than 40 °C (104 °F), cough, runny nose, and inflamed eyes.
- A red, flat rash which usually starts on the face and then spreads to the rest of the body typically begins three to five days after the start of symptoms.
- Measles is an airborne diseasewhich spreads easily from one person to the next through the coughs and sneezes of infected people.
- Once a person has become infected, no specific treatment is available,although supportive care may improve outcomes.
- The measles vaccineis effective at preventing the disease, is exceptionally safe, and is often delivered in combination with other vaccines.
Deaths from measles per million persons in 2018
Syllabus : prelims, diseases in news.