Summary: Antonio Da Roza
Originally reported: Bryan Walsh, Time Asia
Air pollution causes asthma a myth 
There are no concrete studies that directly link asthma to air pollution – asthma rates are lower in more polluted Beijing than Hong Kong, but asthmatics living in more polluted places are more vulnerable to air pollution, according to Professor Anthony Hedley of Hong Kong University.
- ↑ MYTH: Air pollution causes asthma, however . . ., Bryan Walsh, Time Asia, 13/12/04