Think Hookahs Filter Out Tobacco Toxins? Think Again

February 20, 2015 12:00 PM

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FRIDAY, Feb. 20, 2015 (HealthDay News) -- Contrary to what many people think, hookah water pipes do not filter out most of the heavy metals in tobacco, a new study warns.

Tobacco plants can absorb and accumulate heavy metals, such as copper, iron, chromium, lead and uranium. Long-term exposure to these heavy metals can increase smokers' risk of head and neck cancers, as well as other diseases, the study authors said.

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