4 when you see a heart pumping around.. that's scary, man.. and how's it know to keep doing that, right.. like breathing we can control it. The heart, "no". (cdn.videy.co) posted 190 days ago by newfunturistic 190 days ago by newfunturistic +5 / -1 3 comments share 3 comments share save hide report block hide replies
Here's one such theory.
https://www.midwesterndoctor.com/p/what-causes-water-to-move-inside