CBD Cannabis and voluntary blood donations: what is the rule? Justbob Smoking (or vaping) doesn't affect your ability to donate blood. Help us bust this myth by sharing our post. Is Vaping Safe? It Can Cause Higher Risk of Heart Attack, According to a New Study. Cone Health Can You Donate Blood If You Smoke? Cannabis, Nicotine, and More Yes, You Can Have a Heart Attack at 33 Due to Vaping Associated Lung Injury Jackson Health System Can you donate blood if you smoke?