Go to Bed Already!
Not getting enough rest can make it very hard for your body to recover, recharge, and regenerate. Most importantly you just can't catch up on the weekends- that's always my plan (sigh). Not sleeping enough is linked to insulin resistance, hormone inconsistency, and reducing your physical and mental performance. It is one of the biggest factors in weight gain and obesity. Find out how much sleep you are recommended to get each night here.