Tobacco

A pair of studies involving more than 450 parents in Philadelphia that examined the effects of household smoking bans found that homes that imposed smoking bans were effective at reducing the number of cigarettes smoked at home. One study, in the American Journal of Public Health, found that smoking levels in a home did not determine whether a home imposed a ban; the other, in Preventive Medicine, profiled smoking policies in homes with children under the age of 13.

A study in Addiction Biology of smokers’ brain activity has found that graphic anti-smoking warning labels that produce a strong emotional response are effective at deterring the urge to smoke, according to researchers at the Annenberg Public Policy Center and the Perelman School of Medicine at the University of Pennsylvania.

Nearly 90 percent of the top-grossing movies over a 25-year period show main characters acting violently, and in 77 percent of the movies those characters also engage in sex-, alcohol- or tobacco-related behavior, a new study has shown. The study published in Pediatrics, by researchers at the Annenberg Public Policy Center, found that more than half of the biggest PG-13 movies featured a main character acting violently and involved in either drinking, sexual behavior or smoking within a five-minute segment.

Cigarette-pack warning labels that combine graphic images with lengthier explanations of the dangers of smoking were found to be more effective than images or brief warnings alone at convincing smokers to consider quitting, a new study has found. The study, by researchers at the Annenberg Public Policy Center at the University of Pennsylvania and at

In a city with high smoking rates, 52 percent of smokers with pre-teen children in their households said they permit smoking at home, a new study has found. The study, by researchers at the Annenberg Public Policy Center and the Philadelphia Department of Public Health, also suggested that certain antismoking messages, including a focus on