Drop in hospitalizations for heart attacks after Pueblo, CO passed a smoke-free ordinance.

Drop in gym memberships between 2006 and 2007.

Number of older adults taking dangerous drug combinations.

Increase in childhood I.Q. associated with eating fish.

Workplace smoking bans reduce the number of cigarettes smoked and encourage at least some smokers to kick the habit altogether. But what about non-smokers? Encouraging findings show that smoke-free laws dramatically reduce heart attacks even among people who don’t smoke.