Still wondering why a good night’s sleep makes a big difference? Well, perhaps this keynote from Jessa Gamble can somehow brief you on the reason why. Health is an immediate answer for this of course but if you want a more straight-to-the-point explanation, one of the things that will be affected is your body clock.
Sharing her research with some folks, Jessa bares how quality rest time is a key element to productivity and more importantly one’s health. Jessa bares that the sleeping p










