How to cycle in the city without getting poisoned by air pollution. Route and position on the road are the most effective measures, while wearing a mask is not really.
At red lights, there are spaces reserved for bicycles which allow them to move in front of cars, keeping them away from the exhaust pipes. Wearing a mask while cycling generates discomfort causing an increase in respiratory flow. It could also generate harmful changes in behavior: “when we wear a mask, we feel protected, so we will not respect other behavioral recommendations”