Vaping might feel safer than smoking but whats really happening inside our lungs?, The EVALUATE study led by the @unibirmingham will be the first to track ex smokers over a whole year to uncover If you vape, you inhale a lot of harmful substances. These can damage your heart and lungs. Up in Smoke: The Hidden Dangers of Vaping Indoors Classic Framed Plus Please Do Not Smoke Or Vape Indoors Door or Wall Sign eBay