Painful pulsing vein in my hand

Is it normal for my vein to move like this when I lift my finger?!

What is this in my arm, a vein? It’s always been there and

Muscle or vein bulging out?

Pulsation of vein on right side of neck- could this be normal?

Vein visibly pulsating on neck- is this normal?

Bubbling vein when coughing or exerting

Is this constantly happening in my leg vein because of varicose

My hand vein looks like a worm when I move my finger

New onset pulsing in vein

Is this JVD? (Jugular Vein Distention)

Jugular vein pulsing