How your (lack of) sleep is killing your...

In my early twenties, I looked at leaders around me who, so I thought, only needed four to six hours of sleep per night. I envied them, so I decided to give it a try. After a week of getting only six hours of sleep a night, I wound up sick, and it took a week or two before I returned to my normal level of productivity. But that was only the beginning of my e ... Show More