Link Between Ozone Pollution and Premature Death Confirmed

April 22 -- In many areas, short-term exposure to current levels of ozone, a key component of smog, is likely to contribute to premature deaths, and deaths are more likely among individuals with pre-existing diseases or other susceptibility factors, says a new National Research Council report. Future research should examine whether longer-term exposure -- weeks to years -- is also associated with premature death.

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