The Health Risks & Dangerous Effects of Vaping & E Cigarettes Vaping substantially less harmful than smoking, largest review of its kind finds King's College London The Long term Effects of Vaping on Pulmonary Function RT Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Can Vaping Make Asthma Worse? Dr. Mayank Shukla E cigarette use is linked to higher heart attack risk, especially in former smokers