Gratitude after giving blood: does a simple 'Thank You' lift your spirits?
Knowledge-focused
Completed
This study looked at whether a short gratitude message after donating blood makes people feel happier. Over 600 adults who donated whole blood at the Guangzhou Blood Center took part. Half received a message thanking them and highlighting how their donation saves lives, while the…
Phase: NA • Sponsor: Guangzhou Blood Center • Aim: Knowledge-focused
Last updated May 15, 2026 11:54 UTC