Optimal walking, cycling speeds to reduce air pollution inhalation

Source: Science Daily

Cyclists should be riding at speeds between 12 and 20 kilometers per hour on city roads, while pedestrians should be moving at two to six kilometers per hour to minimize their inhalation of air pollution while still getting the health benefits of exercise, according to new research.

https://www.sciencedaily.com/releases/2016/10/161027123002.htm