Why does my thumb sound like this? I’m not cracking my knuckles.

Twitching in both calves in the morning

LOUD, thumb twitching, have lump in upper arm thats painful to

Thumb twitching

Right middle finger twitching nonstop for days? Could it be muscle

left thumb twitching, while finger is bend. happens like once

Thumb twitching and constant shooting pain

Thumb muscle twitching even intervals

Thumb twitching after flexing

Thumb Twitching

Can someone please tell me why my eye keeps twitching like this?

Persistent thumb twitching