My doctor put me on anti-depressants, saying they'd take about 10 days before I felt any effect. But after 10 days I felt lousy, worse than I have done for weeks. I didn't want to do anything, and when I was doing something I just wanted to go home and go back to bed. True, I was hungover after the night before (so good I can't remember most of it), but it wasn't just headache or a dodgy stomach. I had dropped out of life.

I woke up this morning and felt the same. And then it dawned...