Wishing, They lose the weight because they don't eat. Their digestive system is out of whack because of guilt and all of the junk food and drinking many of them do. Once the replay settles down and he feels more comfortable in his own skin, he'll begin picking up weight. In fact, many go from starving marvins to humpty dumptys later on.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.
