Planning your 2016 goal race: Marathons ranked by air quality

At a race, it’s essential for runners to have on course water, aid stations and post-race food. But the quality of air is often overlooked.

Racers face fog-like conditions at world’s most polluted half-marathon

Runners faced terrible conditions at the Delhi Half-Marathon on Sunday as the world’s most polluted city lived up to its name.

Athletes run 35th Beijing Marathon in severe conditions

This weekend the 35th edition of the Beijing Marathon went ahead in China despite the unsafe levels of air pollution. […]