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 1 year ago by newfunturistic 1 year 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