Hope you are feeling better.
This could be a symptom of anxiety or stress. Other possibilities can be carpal tunnel syndrome which occurs due to compression of median nerve at the wrist joint. Rhythmic back and forth motion of the thumb and forefinger is seen in parkinsons disease. It is called as a pin rolling tremor. It is difficult to tell without looking. Please get yourself evaluated by your PCP.
My thumb has been twitching as well..i Did some carpal tunnel exercises and now my whole hand is shaking! My thumb twitches spuraticaly every so often..sometimes every hour or so..Im a 34 yr. from what my doctor says healthy male....this is really making me nervous..with the hand shaking after the exercise be a sign of anything??
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