What can you expect after your second COVID-19 vaccine?

• 2 years ago
• News
• Duration 3:35

As Ontario accelerates the rollout for people’s second doses of mRNA COVID-19 vaccines, many are reportedly having a stronger reaction to the second shot than their first. Dwight Drummond spoke with Dr. Jeff Kwong, a scientist at the Institute for Clinical Evaluation Sciences (ICES), about the science behind side effects.