Active cigarette smoking is established by us -- and,...
Active cigarette smoking is established by us -- and, really, almost everyone -- as being the single largest risk factor for hardening of the arteries.
![George Howard Quote About Active, Almost, Cigarette, Factor, Largest: Active Cigarette Smoking Is Established...](http://qt.azureedge.net/resources/quotes-images-large/active-cigarette-smoking-is-established-by-us-and-really-almost-everyone.jpg)
Active cigarette smoking is established by us -- and, really, almost everyone -- as being the single largest risk factor for hardening of the arteries.