Marti Polonski writes in part: > In fact, what seems to happen to me sometime >when I experience significant stress is that the absorption of dopamine stops >abruptly and resumes later when I calm down. Good luck. That is as good an explanation as any and certainly as good as Joe Bruman's theory. In this context, when I mention stress or excitement, it is not just negative. A darn awkward time for this tremor explosion to occur is when you are lucky enough to be, as the saying goes, "getting any"! Will Kuipers