Jo Davies found sleep apnea was causing her sleepless nights after overnight study, reports CBCNews.

My blood pressure is high, I nod off at my desk at work, and the dark circles under my eyes make me look like Bela Lugosi on a bender. No matter how early I go to bed or how many naps I take, I’m tired. The only thing I want (apart from a date with Idris Elba … ahem) is a good sleep, and I can’t get one.