Switching to E Cigarettes: Healthier Alternative or Hidden Risks? Science, not e cigarette makers, must tell the public whether vaping is safe: Chicago Sun Times editorial Chicago Sun Times Vaping is not safe and is harmful to health, WHO says, both for users and bystanders South China Morning Post Society of Certified Senior Advisors: E cigarettes: A Safe Alternative to Smoking? Tobacco Control Chronic Disease Prevention & Health Promotion Division Electronic Cigarettes FDA Oversight of E Cigarettes Gathers Speed NCI