It all started when my eldest son, Raymond, went from suddenly being a little boy to a teenager - turning into a surly Kevin from Harry Enfield's Kevin & Perry Go Large seemingly overnight.
After 20 years of navigating my husband's unpredictability, I couldn't take it any more. I suggested he set up a GP appointment but had no idea this would lead to a marriage-saving discovery.
The other day I was having a meal with a friend when she suddenly said: 'Where has your bottom gone?' Looking me up and down, she continued: 'Actually, I think you're becoming too thin.'
His world seemed to shrink. The man who once thought nothing of booking flights for romantic breaks just hours in advance now snapped if I parked my car behind his in the driveway.