"I've been out before but this time it's much safer in."
July 29, 2008 3:28 PM Subscribe
As an inveterate L.A. bike commuter (not to mention recently losing a close family member to cancer), this article made me wonder what sort of tests I should be having to measure the impact of particulate air pollution on my body. Recommendations? And how often? (I'm biking 30 miles a day in rush-hour traffic, year-round.)