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A woman smokes an electronic cigarette.  (credit:  Christopher Furlong/Getty Images)

Study: High Levels Of Cancer-Linked Chemical Found In E-Cigarette Vapor

High levels of formaldehyde are found in e-cigarette vapor, according to a new study.


(credit: Thinkstock)

Home Air Quality: Are Americans Suffocating Themselves?

The EPA now considers poor indoor air quality to be a top risk to public health.