Weird stomach sounds after eating, drinking and just randomly

Breathing sounds weird (video attached), this is when I inhale

Weird noise when I breathe out

Weird pulse spasms above knee

What the heck are these spasms?

weird rash? Hives? Something? Help!

Visible pulse at base of neck

Can visibly see the pulse in my arm. Is this normal?

Is it normal for your stomach to visibly pulse as your heart

fast pulse in right neck

I have a weird pulse when I bend forward. I can see two different

Weird happening with my hand