What does it mean if I feel my heart beating a bit hard but at a normal rate ?

Question

It’s not elevated or anything but I can actually hear it in my ears and feel it a bit in my chest 

Answer 1

I remember hearing somewhere that.. Idk.. I can't remember wxactly.. I know ive heard something like youbare lacking maybr vegetables in diet.. If ylu could hear your heart beating on a pillow. When yku lie down...