cigarette physiology smoke directly damages muscles in the body For years we've known that

As the Centers for Disease Control and Prevention (CDC) note: Youths heavily exposed to onscreen smoking imagery are more likely to begin smoking than are those with minimal exposure. CDC data link smoking to more than 30 diseases, including heart disease, stroke, asthma, and cancer

and Samet, J

Characterizing peak exposure of secondhand smoke using a real-time PM2.5 monitor

These samples can be collected by urine test and swab test

Connolly, Harvard School of Public Health, personal communication, 2/16/2010)

Cigars are made around the world, but the major producers are Cuba, Honduras, Brazil, Mexico, Ecuador, Nicaragua and the Dominican Republic