Cycling is always touted as a healthy activity. It exercises the legs, lungs, heart and the rest of the body to a lesser extent. Such activity provides a good way to lose weight and keep that weight off.
But, as with everything in life, it has come to light that there is a downside to cycling, with respect to health. A recent research study shows a correlation between city cycling and heart damage.
As one might have guessed, the damage comes from pollutants in the air. Anyone familiar with air pollution could have drawn this conclusion without a study. Still, the study clarified certain facts about how air pollution affects cyclists.