“Children should not be forced to wear masks,” JAMA study.

The youngest study participant, 7yo, had the highest CO2 levels at 25,000 ppm–12.5x the safe limit of 2,000 ppm.

Study: https://jamanetwork.com/journals/jamapediatrics/fullarticle/2781743
Graph: https://twitter.com/FatEmperor/status/1410564906257207303?s=20