Upton Sinclair was not only a prolifc and much admired author, but also a follower of Bernarr MacFadden's Physical Culture movement (see his Physical Culture Co

"I had taken several fasts of ten or twelve days' duration, with the result of a complete making over of my health." -Upton Sinclair, The Fasting Cure Upton Sin

The ultimate resource on intermittent fasting, the incredibly effective therapeutic approach to feeling better and losing weight that produces life-changing res