Chinese Runners Brave Toxic Air for Naked Run

The fourth annual “Naked Pig Run” took place in Beijing’s Olympic Park last Sunday, and although the city’s smog levels were even higher than usual (that's

The fourth annual “Naked Pig Run” took place in Beijing’s Olympic Park last Sunday, and although the city’s smog levels were even higher than usual (that's saying a lot), over 300 runners braved the toxic air.

The rule of the run is simple – you run in your underwear, nothing else.

But when the air is just that bad, event organizers allowed runners to bend the rules a little regarding running attire:

Chinese Runners Brave Toxic Air for Naked Run

(STR/AFP/Getty Images)

(STR/AFP/Getty Images)

(STR/AFP/Getty Images)

[Photos from

China Daily

Weibo