Drink more.
Take up smoking (got an ashtray for Christmas)
Stop reading threads.
Well, the first two are realistic.
I've never done well with the resolution thing.
800x600 seems to work for me.
Seriously, I'd love to start jogging again, but I work 10 hours a day (often including weekends), half of that on my feet, and am not sure my knees would appreciate it.