Oddbean new post about | logout
 More specifically, his cells are using fat as a primary fuel base. Since he is also fasting, the fat has to be coming from his fat stores rather than dietary fats. 
 Thanks @matt. Does this man always have to be successful? I'm officially off the X platform. @jack is doing wonders again 
 A lot of people use this strategy to lose body fat/weight or to reverse type 2 diabetes..