My neck cracks infinitely. Is this normal? (Sound on video)

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

Vein visibly pulsating on neck- is this normal?

Visible Right Neck Pulsing really hard… when laying down is

Are these palpitations on my neck normal?

Is this normal carotid artery?

Is my thymus visible in this imaging ? If so does it appear of

Strong visible pulsing in neck. Normal or see my PCP?

Does this neck pulsing look normal?

22 month old neck pulse when sleeping just noticed this- is this

Visible Neck pulses

Is this normal?