I haven't waken up for the whole night, and I am pretty sure I don't sleep walk.
So what could be the cause?


Hi twokatmew, thank you for pointing that out. I fixed the picture link, hopefully you all can see the figure.twokatmew wrote:For some reason your image is not displaying, jinroh. Some nights my oxy goes to 89%, but it's not there very long. Usually the lowest is around 91%.