Some studies have found vapes to contain lead, nickel, tin, silver, formaldehyde, manganese, toluene, and other chemicals linked to cancer and central nervous system problems.
Williams, M., Villarreal, A., Bozhilov, K., Lin, S., & Talbot, P. (n.d.). Metal and silicate particles including nanoparticles are present in electronic cigarette cartomizer fluid and aerosol. Retrieved from https://www.ncbi.nlm.nih.gov/pubmed/23526962
People with serious mental illness are more likely to smoke, putting them at risk for smoking-related cancer, lung disease, and cardiovascular disease.
American Psychological Association; Kirsten Weir ; Home // Monitor on Psychology // June 2013 Monitor on Psychology // Smoking and mental illness
Cats are twice as likely to get cancer if their owner smokes. The toxins from cigarettes are inhaled and get on their fur—which is licked up when cats groom themselves.
Bertone, Elizabeth, Laura Snyder, and Antony Moore. “Environmental Tobacco Smoke and Risk of Malignant Lymphoma in Pet Cats.” American Journal of Epidemiology. 156(3). 2002. Web.
In the US, 130,659 people die each year from smoking-related lung cancer.
"The Health Consequences of Smoking—50 Years of Progress. A Report of the Surgeon General." U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office on Smoking and Health. Smoking-Attributable Morbidity, Mortality, and Economic Costs, 2014. Report.
Chromium is in tobacco smoke. Chromium contributes to cancer.
"Smoking and Tobacco Control." U.S. Department of Health and Human Services, Public Health Service, National Institutes of Health, National Cancer Institute. Risks Associated with Smoking Cigarettes with Low Machine-Measured Yields of Tar and Nicotine. 19 Nov. 2001: 180.