Landmark E Cigarette Report Explodes Myth that Vaping Is as Toxic as Smoking Smoking vs Vaping Which is Worse? Smoking: 1. 7,000+ harmful chemicals 2. Causes lung cancer, COPD, heart blockages, strokes 3. Long term, progressive, and deadly Vaping: 1. Marketed as "safer" but misleading Is vaping safer than smoking? Dr Colin Mendelsohn Vaping: What You Should Know Just Think Twice Smokers Switching to Vaping See Improved Respiratory Health Respiratory Therapy