E cigarettes: A health solution gone up in smoke? RGA Are vape pens, or e cigarettes, ever the better option? Ohio State Health & Discovery Can Vaping Lead To Lung Problems? Vaping substantially less harmful than smoking, largest review of its kind finds King's College London What's in vapes? Toxins, heavy metals, maybe radioactive polonium ABC News WellnessWednesday Is Vaping Safer than Smoking? Why this May Not be the Case In a bid to quit smoking, many are turning to vaping instead. But is it truly safer? If you've