Can You Donate Blood If You Smoke? Cannabis, Nicotine, and More 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 Can you donate blood if you smoke? How to Quit Vaping, According to Experts The New York Times Is Vaping Better Than Smoking? American Heart Association We all know smoking and vaping isn't great for your health. But it doesn't stop you from being a blood or plasma donor. Just make sure to wait one hour after donating