Pollution damages skin, study finds

Zhou Yuan has had sensitive skin all her life, she says. But living in Hangzhou, capital of eastern China's Zhejiang province, has made it worse.

She suffers from scruffy, itchy and reddish skin, because of the smog in her city.

"When the air gets really bad, I try not to cycle or go out as often as I do on better days," the 30-year-old real estate consultant says.