I'm probs late to answer this but that's not internal bleeding, unless your whole hand is 10/10 in extreme pain then go to hospital, it's just a bruise.
Kinda like a hickey ig?
Try applying a bit of pressure on the bruise
(pressing on it with your other finger/s or pencap or something) and if turns pale then back to its old color then you don't ne...... 1 reply
