Which scientist is widely credited with developing the first successful, widely used vaccine against poliomyelitis, commonly known as polio?

Explanation

Jonas Salk, an American medical researcher, is widely credited with developing the first successful, widely used vaccine against poliomyelitis, commonly known as polio, which was introduced in 1955 following extensive research and large-scale clinical trials. His injectable, inactivated vaccine played a major role in dramatically reducing polio cases in many countries where it was subsequently and widely administered, a disease that had previously caused significant paralysis and other serious complications, particularly among children. Salk notably chose not to patent his vaccine, a decision that helped enable its more rapid and widespread global distribution during the following years. Explore more Everyday Science MCQs on mcqstutor to keep practicing.