Contact tracing is a used to slow community spread of infectious diseases like COVID-19. Contact tracing is the process of finding and reaching out to the people who have been in contact with an infected person. Then close contacts of a person who might have COVID-19 can be isolated or quarantined to lessen further spread of the virus.

On the Mayo Clinic Q&A podcast, Dr. Gregory Poland, an infectious diseases expert and head of Mayo Clinic’s Vaccine Research Group, explains contact tracing and discusses other current news related to the COVID-19 pandemic.
Research disclosures for Dr. Gregory Poland.