This short course provides the learner with an in-depth knowledge and understanding on the topic of blood transfusion. The course explains why maintaining quality of blood is so important and looks at the Blood Safety and Quality Regulations 2005. It dives into the anatomy and physiology of blood products and the vital checks that must be implemented to ensure patient safety. The course then turns to the equipment required for transfusions. This course is theory only, practical training must be sought in addition to this course to perform a transfusion.