COVID-19 Booster Shots: What You Need to Know Booster shots, also known as additional or supplementary doses, are additional vaccinations administered after the initial series to enhance and prolong immunity. They serve as a way to reinforce the body's immune response, especially when the effectiveness of the original vaccine wanes over time or when faced with emerging variants of the virus.
Who Needs Booster Shots?
The eligibility...
0 Shares
201 Views
0 Reviews