Vaping Causes Immediate Effects on Vascular Function RSNA 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 Smoking (or vaping) doesn't affect your ability to donate blood. Help us bust this myth by sharing our post. The REAL DEAL on Vaping to Take Down Tobacco in Pima County Pima County Public Library Can You Donate Plasma If You Smoke Weed? https: www.greenreliefhealth.com