it so many times. for many years i got up super early to get to the gym every day and then drank diet coke every afternoon to make it through the day. not the worst of habits, however, the mid-afternoon caffeine was similar to using a credit card. it was borrowed energy that would have interest due at some later date.
recently i was preparing for a program about sleep and the brain. i’d been reading that some sleep experts recommend that in the long run, that extra half hour of sleep is better for you than getting up early to get to your workout at the gym.
in a recently published 