超重、肥胖小学生的肺活量高于正常体重小学生，而肺活量指数明显低于正常体重小学生。
Overweight and obese primary school pupils of the lung capacity is higher than normal weight, while the vital capacity index was significantly lower than the normal weight students.
随着BMI的增加，大学生肺活量、握力、背肌力逐渐增长，而相关的素质体重指数却逐渐减小。
With the increasing of BMI, college students 'vital capacity, grip strength, back strength gradually increased, however, the associated physical fitness mass indexs decreased.
结果表明，茶多酚可降低肥胖学生体脂含量、维持正常血压、提高肺活量，但对台阶指数的提高不甚明显。
The results show that tea polyphenols can reduce the body fat, balance blood pressure and help increase lung capacity with little rise of step index.
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