在心理学家看来,爱吃,吃得很多,是人类生物性基本驱动力的结果。基本驱动力有很多,其中一点表现就是:只要有食物摆在面前就吃,而且尽可能多吃。而现在的问题是,食物到处都有,敞开肚子吃怎么能不胖?因此,胖子依然会大行其道。纵观人类历史,食品一直是紧缺品,寻找食物需要耗费巨大的体能。获取热量多的人体格会强壮一些,因而应对饥荒的能力更强,投入生产的 Appears to psychologists, eat, eat a lot, is the result of the basic driving force of human biology. The basic driving force is many, one of the performance is: as long as there is food in front of eating, but eat as much as possible. Now the problem is that food is everywhere, how to eat without stomach? Therefore, the fat will still be popular. Throughout human history, food has always been a shortage of products, looking for food requires tremendous physical exertion. People who gain more calories will be more physically fit and thus have greater capacity to deal with famine and put into production