It improves your sleep, what more do I need to say?
Seeing as its 6:30 am when i'm picking this and i have yet to sleep - i'm thinking this is something i might need.
Goodbye jet lag, adios cat nap, sayonara bazillion cups of coffee... They say information is power, and Sleeptracker Pro is no exception. It's a watch/alarm/sleep monitor that tracks your patterns and wakes you up at the most optimal time for you to feel most rested. $179 + free shipping + money back guarantee