- The day was instituted by Rotary International to commemorate birth of Jonas Salk who had led first team of researchers which had developed vaccine against poliomyelitis (polio virus).
- This development had led to widespread use of this inactivated poliovirus vaccine and subsequently use of oral poliovirus, developed by Albert Sabin.
- It also had led to establishment of Global Polio Eradication Initiative (GPEI) in 1988 which has helped to reduce polio worldwide by 99%.
About Global Polio Eradication Initiative (GPEI):
- GPEI launched in 1988 has played a pivotal role in eradication of wild poliovirus.
- When it was launched, wild poliovirus existed in 125 countries.
- Now, it exists in two countries Pakistan and Afghanistan.
- Till 2012, Nigeria, Africa's most populous country was reservoir of more than half of the Polio cases in the world.
- But in 2015, it was removed from list of Polio endemic countries by World Health Organization (WHO).
The Poliovirus:
- 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.
Question:
Q. What is observed annually across the world on 24 October to create awareness about hazards of a serious disease?a. The World Hepatitis Day
b. The World Polio Day
c. The World Malaria Day
d. None of the above