
And, over several years, quitters were more likely to start new friendships with nonsmokers, the research found.
"I wouldn't say it's a surprise, but it's a welcome finding. It's good to have it documented by a study that quitting smoking will broaden your social circles," said Dr. Norman Edelman, senior medical consultant at the American Lung Association. He was not involved with the research, but reviewed its findings.
The study also...