Curt (15 Apr 2011)
"To: Jennie re: "Attention All Doves!!!""

This may sound crazy, but you may want to visit your doctor. My wife suffered from very similar attacks for years before she decided to see her primary physician. He diagnosed a condition called "Sleep Paralysis" (Wikipedia article: which is apparently very common, but not well understood. With some medication and changes to her sleep habits, the attacks have completely disappeared.