The following are two brief quotes from a article published last year.
The link to the full article is below. The conclusions are shocking,
and pertinent to anyone who spends time in casinos.
Perhaps this will motivate more casino patrons to lobby for decent non-
smoking playing conditions.
"Secondhand smoke is even worse than we thought," said co-researcher
Stanton A. Glantz, a professor of medicine at the University of
California, San Francisco. "It increases the risk for an acute coronary
event like a heart attack or long-term development of atherosclerosis,"
"Chronic exposure to secondhand smoke is about 80 percent as
deleterious to health as being a pack-a-day smoker", Glantz said. "The
cardiovascular system is exquisitely sensitive to the toxins of
secondhand cigarette smoke. Most of the toxic effects of secondhand
smoke occur within five minutes of exposure,"