We break down the key differences between traditional cigarettes and e cigarettescovering: 1 Their compositions and ingredients. 2 The health risks associated with both. 3 Nicotine levels and addiction potential. 4 The impact E cigarettes: effective cessation tool or new gateway to smoking tobacco? UICC Analysis suggests e cigarette use may be linked to lower rates of smoking Smokers who switch to vaping see improved respiratory health Medical Update Online