Secondhand smoke kills more than 41,000 nonsmoking adults every year. It’s not just humans who suffer from secondhand smoke. Pets are more than twice as likely to get cancer if their owner smokes. An estimated 20 percent of pet owners are smokers. The involvement of public and private institutions in changing the trajectory of tobacco use is key to ending the tobacco epidemic. Introducing smoke-free policies can go a long way in reducing the damages caused my secondhand smoke.