Pratt M, Macera C A, Wang G
Centers for Disease Control and Prevention, Atlanta, GA, 30341, USA.
Phys Sportsmed. 2000 Oct;28(10):63-70. doi: 10.3810/psm.2000.10.1237.
The benefits of physical activity in reducing morbidity and mortality are well-established, but the effect of physical inactivity on direct medical costs is less clear.
体育活动在降低发病率和死亡率方面的益处已得到充分证实,但缺乏运动对直接医疗费用的影响尚不清楚。