What is going on with my hand? It does this for about five minutes

Painful pulsing vein in my hand

What is happening here?

My whole hand wouldn’t stop twitching. Should I be worried?

Hand cramped after night of drinking - what is the mechanism

What exactly is happening

What is happening to my eye?

What's happening to my hand here

Hand issue

why is my pointer fingers shaking like this? on seemingly just

Weird happening with my hand

Why is this happening?