My MDD goes into cycles and I hit a huge one this month - due to a REALLY STUPID question: Doctor Who? I mean, REALLY??? Of all the problems of life I need to solve that particular one shouldn't be a high priority, you think? But it seems like my mind doesn't care - it's a puzzle it just couldn't let go, regardless of sleep deprivation, important life activities, whatever. It really ticked me off, but I couldn't stop until I figured it out. I would lie in bed all night awake, going through…