If you answered yes, and you have wondered why, Researchers at Stanford University may have some answers for you. 

While it’s not unusual to occasionally have an incident or two,  if you’re over tired, suffering from sleep deprivation due to cramming for exams, insomnia or  a multitude of other common potential daily events, this should not be occurring on a regular basis.

If this has been happening more than once or twice every few months, be sure to discuss the situation with your healthcare provider.

Remember the cardinal rule to Living With CRPS/RSD rule is… “When in Doubt, Rule It Out”.

 ”Sleep drunkenness” is more common than previously thought, affecting about one in seven Americans, or 15 percent, according to a new study that looked at the sleeping habits of more than 19,000 adults.

Also called confusional arousal, the condition causes people to wake up in a confused state, not knowing where they are. In the most severe cases, they can injure themselves or others, explained lead researcher Dr. Maurice Ohayon, a professor of psychiatry at Stanford University School of Medicine.

http://www.nlm.nih.gov/medlineplus/news/fullstory_148042.html