【摘要】 通过专项训练阶段对北京市6所高校棒垒球运动员血尿素指标的系统监测,我们观察到:(1)高校棒垒球运动员血尿素安静值在我国正常人正常范围,棒球运动员显著高于垒球运动员,血尿素值具有显著的性别差异。(2)高校棒垒球运动员血尿素安静值明显高于其它一些项目,且运动后即刻值过高,这可能与项目特点有关。(3)专项训练阶段,垒球运动员恢复值与安静值差异显著(P<0.05),表明训练量增加,对运动员机体刺激较大,但恢复值在正常值范围,表明运动员对大运动量能适应,训练负荷安排较合理。(4)血尿素值有较大的个体差异并与饮食有关。更多还原

【Abstract】 By testing the blood urea(BU) value of baseball and softball players in specialized events training,it is observed that their BU value in sedentary condition is within the normal range of ordinary peoples’ and that of the male is significantly higher than that of the female.The BU value of the female during recovery is higher than at rest.The BU value changes with such factors as sex,training item,amount of training,diet and son on.更多还原