Can You Donate Blood If You Are A Smoker? Is Vaping Safe? It Can Cause Higher Risk of Heart Attack, According to a New Study. Cone Health Vaping, Venous Valves, and Vein Disease Vaping is as bad as smoking and it significantly decreases lifespan. Vaping contains ultrafine particles, volatile organic compounds and aldehydes that promote inflammation and damage heart and lungs. Here are scientific evidence Smoking (or vaping) doesn't affect your ability to donate blood. Help us bust this myth by sharing our post. Think you can't donate blood? Think again. Australian Red Cross Lifeblood