What Happens When You Exercise With a Mask?

OSHA SAYS MASKS DON’T WORK AND VIOLATE OSHA OXYGEN LEVELS – TheHealthyAmerican, Peggy Hall by Dr. Joseph Mercola STORY-AT-A-GLANCE Some have found that wearing a mask while exercising reduces your oxygen intake and drives CO2 levels high Symptoms of high CO2 levels include headache, dizziness, fatigue, poor concentration and nausea; two schoolboys in China died […]