Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Vaping is more harmful than cigarettes. Don't be fooled. One vape pod has as much nicotine as 50 cigarettes, damaging your lungs, brain and heart. Stop vape. Don't wait. Get help to Vaping releases toxic chemicals, including heavy metals, as well as ultrafine particles that go deep into the lungs. These increase the risk of heart and lung disorders. Is Vaping Worse Than Smoking? St. Vincent's Medical Center