User blog comment:Xilinoc/Ch. 578 (I'm not gonna spoil the title like Schiffy did)/@comment-24798054-20140423162929/@comment-6916556-20140423190707

I thought you would become bloated no, and your fluids would burst from blood vessels/lymphnodes? Blowing up wouldn't happen so quickly, the pressure difference isn't as great as it is under the ocean or anything. https://www.youtube.com/watch?v=lD08CuUi_Ek

Michael from vSauce gives the explanation I was always taught.