Secondhand Smoke Vermont Department of Health Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA Dangers of Secondhand Vape From E cigarettes Secondhand Vaping Sleeping baby safety tip: Keep baby's environment smoke and vape free. Secondhand smoke in areas where a baby sleeps or spends time, like home or the car, increases the risk of health problems. Despite widespread smoke free policies in California, rates of recent exposure to secondhand tobacco smoke, vape aerosol, and cannabis smoke among adults aged 1864 have been slowly increasing since 2020, with vape exposure