did the actors smoke real cigarettes in mad men Jon Hamm Recalls Consuming Fake and Martinis While Filming 'Mad Men' Mad Men boost for Lucky

In fact, the Centers for Disease Control and Prevention (CDC) says that smoking is the most common "preventable cause of death" in the United States

Results in the real world are even less promising

Compared with benchmark Potential years of life lost due to smoking related illness (Persons 35+ yrs) 2016 - 18 Source: OHID, based on Office for National Statistics data The rate of years of life lost which was attributable to smoking increased between 2012-14 and 2014-16, although the rate decreased in the subsequent two years, but despite the recent decrease the rate in 2016-18 is still higher than the rate in 2012-14

Most of these have never been published and were made available through legal action