Blood types - we’ve all got them, and yet do you really know what they are? Why do they protect us from stomach flu? Do they make us tasty to mosquitos? And most importantly, why are they like doughnuts?
Jacinta Bowler, a science journalist at Cosmos, is here to help explain all the science you had no idea you needed to know about blood types.
See omnystudio.com/listener for privacy information.