Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC The Dangers of Secondhand & Thirdhand Smoke Exposure Secondhand Smoke and Secondhand Vaping: Both Bad for Kids University Hospitals Differing Opinions About Second Hand Vape Exposure Vaping Post Secondhand Smoke Social Media Message Library Tobacco Education Clearinghouse of California Asthma and Allergy Foundation Tobacco can be bad for your health even if you are not the one smoking. Breathing in the smoke can lead to many health problems. Vaping is