Why Do People Have Different Blood Types? What are blood types? Why do we have different blood types? What would happen of you gave someone blood that was not compatible with them? Bloody hell, these questions will all be answered in this video! Subscribe today!: ****** Follow me on Twitter: ****** Instagram: ****** Sources: ****** ****** ****** ****** ****** Music: Close My Mouth - YouTube Audio Library Sleepdebt - I C U • Sleepdebt ****** ****** Frakture - *** Frakture - Hindsight • Frakture ****** ****** ******