What should we avoid after donating blood?

ABC News medical contributor Dr. Darien Sutton answers a question from a viewer about what to do and things to avoid after donating blood. SUBSCRIBE to GMA's YouTube page: https://bit.ly/2Zq0dU5 VISIT the GMA3 homepage: https://bit.ly/3kNlst8 FOLLOW GMA3: Facebook:   / abcgma3   Twitter:   / abcgma3   Instagram:   / abcgma3   #gma3 #blooddonation #drdariensutton