Associations between vaping, mental health and risky health behaviours over time in Australian men Australian Institute of Family Studies Vaping Harmless. Vape aerosol contains toxic chemicals like formaldehyde, arsenic, lead, chromium, and nickel. They damage lungs. They harm developing brains. They raise cancer risks. We Analysis suggests e cigarette use may be linked to lower rates of smoking Fast facts on the effects of e cigarettes and vaping Vaping vs. smoking: what are the risks? Pacific Life Re CDC: Educators: What Are the Health Risks of Vaping for Youth?