Research so far shows that legal e cigarettes are far less harmful than smoking, and can be an effective way of helping people who smoke to quit. However, there isn't enough research yet What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Benefits Of Vaping Over Smoking E Juice Avenue: Vaping Vs Smoking Evaluating The Benefits Of E Cigarettes Australia To Quit Are e cigarettes less harmful than traditional cigarettes for male fertility in the context of IVF? gametia.com