NEWS YOU CAN USE: Food Quality Counts: Processed Foods Are Obesogenic + Induce a Nasty Self-Perpetuating Vicious Cycle of Reduced Reward Responses and Increased Effort Avoidance. “While a lack of motivation is the fundamental reason weight loss efforts fail, it is not necessarily a genetically determined lack of will power, but could also be brought about by diet induced changes in the neurotransmitter levels in the brain.”