Secondhand smoke is harmful to those around you, putting them at risk for serious health issues. Protect your loved ones from the dangers of secondhand smoke by getting started with 802 Quits Secondhand vape exposure: Risks and side effects 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 Second Hand Vaping Vape Smoke Free Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA