Vaping Indoors and How it Contributes to Sick Home Syndrome Bactronix 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 Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice