A study shows that re-inhaling the air in your mask hydrates your lungs and boosts the immune system. https://www.healthing.ca/diseases-and-conditions/coronavirus/it-sounds-gross-but-the-humidity-in-your-mask-is-good-for-you?utm_source=Twitter&utm_medium=postmedia_organic&utm_campaign=healthing_promo#Echobox=1613573640 … — via @healthing_ca
Is the National Post pushing a Narrative? No study anywhere in the history of the modern world would ever say reinhaling your own CO2 is a health benefit.
I'm just going to put this out there 
pic.twitter.com/lp9PI8Hq1J
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You rebreath a tiny amount. Think of the volume of your lungs. A mask doesn't hold 6 litres of air.
Thanks. Twitter will use this to make your timeline better. UndoUndo
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