What time of day do you work out?

Photo by Filip Kwiatkowski for The New York Times

Are athletes more efficient in the morning, doing the same work but with less effort, as measured by a lower heart rate?

What time of day do you workout?
I find that I feel i do my best during a mid-day workout. Everything in my body is warmed up but I am not so tired as I am in the evening. Especially during this time of year When the days are so short.

The nytimes has an interesting article about the time of day you work out and the preceived workout. Check it out: Ready to Exercise? Check Your Watch