Hey there.
I'm diagnosed with a personality disorder, having suffered with mental health problems for many years.
Since last September, I have experienced what I can only describe as bad blinking spasms. Sometimes my eyes will shut tight and I have to prise them open (annoying when trying to cross the road!) It started off fairly infrequently, then got pretty severe, then reduced, went away almost entirely for a few weeks, and is now intermittent ...