美国科学家最近在英国《自然》杂志上报道 ,步行不仅有益于老年人的身体健康 ,还可改善老年人的行为控制能力。研究人员对６２位身体健康、但惯于久坐的６０～７５岁的老年人进行了研究 ,让他们每星期步行３次 ,每次４５分钟。结果显示 ,在６个月中 ,他们的最大耗氧比率显著增 American scientists recently reported in the “Nature” magazine in the United Kingdom that walking can not only benefit the health of the elderly, but also improve the ability of the elderly to control their behavior. The researchers studied 62 healthy, but sedentary 60-75-year-olds and asked them to walk three times a week for 45 minutes each. The results showed that their maximum oxygen consumption rate increased significantly in six months