New research debunks this oft-repeated excuse against wearing masks
Continue reading on BeingWell » - Hesham Hassaballa
https://medium.com/beingwell/wearing-a-mask-does-not-cause-you-to-retain-carbon-dioxide-8fbd82533371?source=rss-a9af6c503f0d------2&utm_source=dlvr.it&utm_medium=blogger