will understand this article. There may be endless differences of opinions in medicine but here only logic and common sense will help, This is alas still the situation and mow more so than ever.

It’s well established at this point that COVID-19 spreads primarily through respiratory droplets, most commonly via speech, cough, etc.
The study is published in Proceedings of the Royal Society A.

It is not comprehensible that parents let small children without a mask can run around in synagogues especially when heavily coughing as I saw today at mincha [afternoon prayer][I still pry mostly pray at home]