While vaping is not risk free, it is less harmful than tobacco Our World in Data Vaping isn't just vapor. It's an aerosol filled with nicotine and chemicals that go deep into your lungs and straight into your bloodstream. Many vapes contain: Highly addictive nicotine If you vape, you inhale a lot of harmful substances. These can damage your heart and lungs. Vaping might feel safer than smoking but what's really happening inside our lungs? The EVALUATE study led by the @unibirmingham will be the first to track ex smokers over a whole year Vaping: can your life go up in smoke? UK Addiction Treatment Centres Vaping vs Cigarettes Health Impacts Compared