一项研究显示,不论是短暂的或长期的运动,都会产生显著的心理效果。常运动的人看起来精神比较好,不容易生气、沮丧,也较不容易觉得有压力;不运动的人则容易感到疲劳及情绪低落。多项医学研究也指出,年龄与沮丧有密切的关系。年纪越大,身体状况越差,人的心情越容易沮丧。但是若能有规律 One study showed that both short-term and long-term exercise produced significant psychological effects. People who exercise regularly seem better, less likely to be angry, depressed, and less likely to feel stressed; those who are not active tend to feel tired and depressed. A number of medical studies also pointed out that age and depression are closely related. The older, the worse the physical condition, the more easily depressed people’s feelings. But if there is a law