Houston Health Department on e cigarette ban: 'While users inhale e cigarette aerosol into their lungs, bystanders can also breathe in this aerosol' Houston Daily Learn about secondhand electronic cigarette aerosol and its impact on indoor air quality. Also, learn about the health effects of secondhand electronic cigarette aerosol. #unitedforpreventioninpassaiccounty #unitedforprevention #secondhandaerosol Asthma, E cigs and Vaping: what you need to know Allergy Asthma Care and Prevention Center Caring for the smoking asthmatic patient Journal of Allergy and Clinical Immunology The importance of including e cigarettes in smokefree laws