About this event

On 28 May people around the world show their support for people with blood cancer. Make your mark and become a stem cell donor!

Every 27 seconds someone somewhere in the world receives a devastating diagnosis: blood cancer. Blood cancer is the general term for malignant defects in the blood-forming system.

Find out how to register as a blood stem cell donor, raise money and spread the word on your channels.

Contact details

Find more about World Blood Cancer Day.

Past event