According to the CDC, There are no safe tobacco products, including e cigarettes. E cigarettes should not be used by youth, young adults, or people who are pregnant. Adults who have never smoked or Difference between heated tobacco products and e cigarettes PMI Philip Morris International How are Non Combusted Cigarettes, Sometimes Called Heat Not Burn Products, Different from E Cigarettes and Cigarettes? FDA E cigarettes: How they work, risks, and research