A multi-institution study has found that tying financial incentives to group weight loss led to significantly greater weight loss than cash awards based on an individual's success in losing weight on his or her own.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/m...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/m...