I woke up one morning and looked up at the spinning ceiling fan. The trouble was the room was spinning along with the fan. I attempted to walk into the next room. Before I got there I detoured to the bathroom to throw up. I got a bucket and lay down in my bed. I threw up three or four more times. The first time you get vertigo is a bit scary as you try to process what you are experiencing.
It happened again almost a year later and again almost another year after that. My doctor said that in my case the relative infrequency of the bouts did not call for special treatment. It is something I can live with but would rather not. Well, now there appears to be an effective treatment. From this article, Colorado Doctor Finds Way To Treat Common Vertigo the technique: