Hi, just a quick question. Why is it that when my partner is upset and she wakes me from sleep or talks to me when I'm tired, no matter how hard I try to stay awake my eyes close and I fall asleep. She says that I don't care that she's upset but I do, it feels like I have no power over my sleep. She insists that if it were the other way around she could wake up but I have never disturbed her sleep nor would I.