I took about a week and a half off from work for the end of the year, and I knew that I'd be lax about working out in that time. So, I figured I'd give myself an extra incentive to work out. I made a bet. Well, to be honest, it started out as more of a dare. My friend was saying she's been lax about keeping up with her running lately, so I gave her an "aw, c'mon, you can at least go once per week." In the process of coaxing/goading her to agree to this, though, I promised to run twice per week if she did that. Shortly thereafter, this turned into a bet that I'd run twice as often as she did during the break. We didn't really set any terms to the bet at the time, though. It was more of a joke than anything else. Fast forward about a week, and a bunch of us were walking to lunch. The bet came up in conversation, so I figured it'd be fair to ask for a neutral third party to set the consequences for said bet. The only idea that came up was ...