MY BOYFRIEND IS 60 YRS OLD, ALWAYS HEALTHY, DOES NOT DO DRUGS. AT 5AM WOKE UP STUTTERING THE SAME WORDS FOR ABOUT 3 MIN. SAYING, OR TRYING TO SAY, NOT AGAIN . HE WASN T DIZZY, BUT WAS SPINNING AROUND HIS ROOM IN ONE PLACE. HE THOUGHT IT WAS A DREAM OR SOMETHING, DIDN T KNOW WHAT ELSE IT COULD BE. HE DOES HAVE VERY VIVID DREAMS AND TALKS IN HIS SLEEP. IT HAPPENED AGAIN AT 10AM. HE WAS WIDE AWAKE WHEN IT HAPPENED AND FOR ABOUT 5 MINUTES KEPT STUTTERING THE SAME WORDS, NOT AGAIN --- BUT MORE LIKE NOT NOT NOT NOT AG AG AG AG AG AGAIN OVER AND OVER. HE WAS NOT DIZZY, SLEEPY OR OVERTIRED. NO FATIGUE AND NO OTHER TYPE OF SYMPTOMS. WHAT IN THE WORLD IS THIS. HE LIVES IN A VERY REMOTE AREA OF COLORADO, HIGH ALTITUDE, AND HAS BEEN LIVING THERE FOR ABOUT 8 MONTHS. WHAT COULD THIS BE?