Vaping vs Smoking vs IQOS: Which is Least Harmful? Say no to vaping. 10 15 vape puffs are roughly equivalent to one cigarette. We want to encourage and support families to have open and engaging conversations with young people to Vaping might look cool, but your body feels the burn. Regularly smoking e cigarettes and vapes can cause nausea, vomiting, dizziness, sweating, rapid heart rate, and even seizures. It's never too late to Vape to Cigarette Calculator: How Many Cigarettes Is Your Vape?