As most people commit to their new years' resolutions, I will commit to my curmudgen response. "Why commit to something in the new year when you can commit to it all year long?"
My wife and I rarely celebrate valentines's day as well. Aside from it being a manufactured holiday, valentine's happens in my house year round.
One does not only need a race to hget in shape for. Somwtimes being in shape is enough for to feed the soul.
If you made a new years resolution to get in shape or lose weight, I ask you this....
"What was stopping you before?"