In the past few days, Covid-19 cases have started to rise in India as well as the rest of the world. For many who have been vaccinated, this may be baffling.

Breakthrough infections are normal, but relaxing mask and testing guidelines is not. In this week's Coping with Coronavirus, Suraksha tells you all about these breakthrough infections and why it might not be a good idea to relax testing criteria for the fully vaccinated.