the symptoms experienced by a very good friend in her late twenties is: serious leg spasms where her leg shakes uncontrollably and can sometimes result in her toes actually curling with increasing pain; she has had an MRI and a spinal tap but doctors can t identify it; it is triggered when she takes a long walk. sometimes she ll get a really bad migraine. it does not appear to be stress related according to the doctors. what does this sound likej to you?