Cardiothoracic surgeon Dr. Jeremy London is sounding the alarm on vaping, and the risks are worse than most people think: 3 Reasons Vaping Is So Dangerous 👇 1️⃣ Chemical Exposure – Vapes often contain toxic substances like formaldehyde and diacetyl, which can cause serious lung damage (like “popcorn lung”). 2️⃣ Nicotine Overload – Most vape products contain unregulated levels of nicotine, raising your risk of high blood pressure, heart attacks, and stroke. 3️⃣ Heavy Metals – Vape aerosols can c