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Last year at the Manhattan office of Hudson Yards, a digital imaging and photo retouching company, President Diane Romano started forcing smokers to punch out during their breaks

If something happens before this time period has passed (like getting up to go get food), then all of that buildup gets flushed out and replaced with fresh air again

Lessons from an evaluation of a provincial-level smoking control policy in Shanghai, China

Smoking is often characterized as an all-or-nothing activity -- on doctor's office questionnaires it's usually a yes-or-no question, for instance -- but by some estimates, anywhere from one-fifth to one-third of adults who smoke don't light up every day