What are booster shots? Do I need one for COVID-19?

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There are a number of studies going on to determine if and when booster doses are going to be needed to “boost” the benefit of the COVID-19 vaccines.

You may be wondering, what are booster shots and why are they needed? Are booster shots needed for COVID-19? If so, who is currently eligible for a booster shot? Dr. Charles Prober explains the answers to these and other common questions in this episode of Viral Facts.

Dr. Charles Prober is the Senior Associate Vice Provost for Health Education at Stanford University and Founding Executive Director of the Stanford Center for Health Education. He is a Professor of Pediatrics, Microbiology and Immunology. He is an expert in pediatric infectious diseases with an academic career focused on the epidemiology, pathophysiology, prevention, and treatment of infections in children.