The human body is a fascinating and complex machine. There are all sorts of strange facts about our bodies that you have likely never heard before. We’ve chosen 60 of the most interesting ones to share with you. Some of them will literally send you for a loop. For example, we’ll teach you about Exploding Head Syndrome. Yes, it’s a real thing!

Other facts are just as fascinating. From the help blowing on your thumb gives you, to learning about how far your heart can squirt blood across a room, this list has it just about everything. You might be surprised by just how much you don’t know about yourself.