did barry manilow ever smoke cigarettes LAS VEGAS - NOVEMBER 14, 2007: appears to be smoking "a funny looking cigarette" on stage at the Las Vegas Hilton November 14, 2007 in Las Vegas, Nevada. People: BARRY MANILOW Stock Photo Barry Manilow Reveals Serious Health

We know that quitting isnt just about breaking a chemical addiction, says Dr

Most toxicants in cigarette smoke are released through combustion, so by eliminating combustion, we can potentially reduce the level of toxicants in the aerosol compared to cigarette smoke

No significant changes in cigarette use were found in the controls

Here we break down everything you need to know

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As the researchers explain, one limitation of the study is that they did not use human subjects, so we do not know how humans would be affected by the formaldehyde in e-cigarettes