There is still a lot we don’t yet about immunity from COVID-19. How long does vaccine protection last? Will boosters be needed someday? Subscribe to WCVB on YouTube now for more: Get more Boston news: Like us: Follow us: Instagram:

Dr. Daniel Kuritzkes, chief of infectious diseases at Brigham and Women’s Hospital, explains why people need to get two shots and the risk of skipping the second one. Subscribe to WCVB on YouTube now for more: http://bit.ly/1e8lAMZ Get more Boston…

Researchers at Brigham & Women’s Hospital are looking into whether or not Vitamin D can lessen the severity of COVID-19 symptoms, and the possibility that it reduces the chances of coronavirus infection. Subscribe to WCVB on YouTube now for more:…