Dr. Howard Smith Oncall

  Vidcast:  https://youtu.be/w9l3ukXfJZ0   Wearing a face mask while exercising will not strain your heart or negatively impact your athletic performance.  Austrian researchers draw these conclusions after their careful study of 10 subjects climbing up 4 to 5 flights and 96 steps with or without standard surgical face masks..   The data reveals no significant impact of mask wearing on oxygen saturation, heart rate, and most importantly, elapsed time to complete the physically taxing climb.  Though the study involved a small number of participants, the results for each were so consistent that the investigators felt justified stating that masks have little effect on your body as you exercise.   Masking and distancing while exercising keeps you and those around you safe.    https://www.medrxiv.org/content/10.1101/2021.03.18.21253539v1.full.pdf+html   #mask #exercise #heart #oxygen #performance