air qualityPoor air quality during wildfire seasonSeveral times the past few summers, parts of Canada have been, or are still, placed under air quality alerts by Environment Canada, signalling unhealthy air quality that poses a risk to residents. Wildfire smoke is dense with fine particulate matter (PM2.5) measuring 2.5 micrometres in diameter or smaller, which can be absorbed into the bloodstream upon inhalation. Skip the workout or head indoorsHeavily polluted air can put anyone at risk, regardless of their age and general health. In recent air quality statements, Environment Canada has said, “If you must spend time outdoors, limit the time as much as possible. Running or riding outdoors isn’t worth harming your health and affecting your fitness in the long run.