Secondhand smoke exposure can cause cell damage in 30 minutes

Exposure to secondhand smoke even for a brief period is injurious to health, a new study by researchers at the University of California, San Francisco has found.

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<p><a href="http://www.physorg.com/news129205288.html">Secondhand smoke exposure can cause cell damage in 30 minutes</a></p> <p>Exposure to secondhand smoke even for a brief period is injurious to health, a new study by researchers at the University of California, San Francisco has found.</p>