Re:Pfizer's oral Covid-19 antiviral cuts hospitalization, de...
by greedo on Friday November 05, 2021 @04:15PM
(#29124265)
Isn't the point of doing cardio work to be tired? To stress your lungs and heart? That's why extreme athletes wear masks while doing cardio... I'm sure a little surgical mask isn't as difficult as this:
https://www.trainingmask.com