That site doesn’t mention the genetic factor.
Could be useful,try and adapt it to showering and tooth brushing and you can get that much more sleep even though your not actually in bed.
It could be worse. A woman I know said her husband got up in the middle of the night . Sat in the leather chair in the bedroom and took a huge dump. He is a huge man about 300 lbs.
She finished sleeping on the couch.
I saw the doctor yesterday and we discussed various issues relating to this phenomenon, none of which I wish to reveal on a public message board.
Did you try the blocking the door with a chair or something? We found it to be quite helpful when my partner had episodes like that.