I have it too, and I am not on any meds (except LDN). These years I can see it moving, but it used to be that I only felt it.
I even get it in my eyelid, but can stop it momentarily by pressing on my closed eye.
Otherwise it doesn't bother me so much . . . I'm even mildly entertained by it.
Cherie
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I am not a Neurologist, Physician, Nurse, or Hairdresser ... but I have learned that it is not such a great idea to give oneself a haircut after three margaritas
.