The dreaded second wave of #COVID19 may indeed be upon us here in Canada. We can avoid another lockdown if we all take public health measures (physical distancing, masking, handwashing, testing when symptomatic) seriously. 1/

Everyone knows about high-risk venues like bars, clubs, and gyms. But I think probably the biggest risk is social gatherings, which inevitably involve eating/drinking (so no mask-wearing), often indoors. Also very hard to regulate. 2/

What worries me the most about schools is lunchtime, with all the kids in a class eating lunch at the same time and talking to each other (and may not be distanced). Same for the teachers who will congregate in staff rooms. 3/