学生的课间休息,虽然只有十分钟。但若能让学生充分休息,就能尽快消除疲劳,增进身体健康,提高学习效率。首先,积极休息对大脑有重大的影响。大脑是人们进行学习、思维、记忆的器官。大脑的重量只有1500克左右,但其耗氧量与耗热量却很大。在青少年时期,大脑一天的耗氧量,占全身耗氧量的25—50%;大脑一天的耗热量,占全身耗热量 Students break between classes, although only ten minutes. However, if students are given adequate rest, fatigue can be eliminated as soon as possible to enhance their health and improve their learning efficiency. First of all, active rest has a major impact on the brain. The brain is an organ that people learn, think, and remember. The weight of the brain is only about 1500 grams, but its oxygen consumption and heat consumption is great. In adolescence, the oxygen consumption of the brain a day, accounting for 25-50% of the body oxygen consumption; brain heat consumption, the body's total heat consumption