1、100 80 60 40 20 0Size attained as%of postnatal growth 2 4 6 8 10 12 14 16 18 20Age(years)Adapted from Scammon,1930Different patterns of system growth during childhoodGeneralNeuralGenital运动项目开始练习项目的年龄开始专项训练的年龄达到最高水平的年龄田径项目短跑10-1214-1622-26中跑13-1416-1722-26长跑14-1617-1925-28跳高12-1416-1822-25三级跳远12-1417
2、-1923-26跳远12-1417-1923-26投掷14-1517-1923-27男子游泳7-813-1520-24女子游泳7-911-1318-22皮艇12-1415-1722-26赛艇11-1416-1822-25自行车12-1516-1822-28举重14-1517-1823-27越野滑雪12-1416-1823-28速度滑冰10-1215-1622-26篮球10-1214-1622-28足球12-1416-1823-27排球10-1215-1622-26橄榄球13-1416-1722-26手球10-1214-1622-26棒球10-1215-1622-28水球10-1216-1723
3、-26曲棍球11-1314-1620-25冰球6-813-1422-28羽毛球10-1214-1620-25乒乓球8-913-1422-25男子网球7-812-1422-27女子网球7-811-1317-25男子跳水8-1011-1318-22女子跳水6-89-1114-18男子体操8-914-1522-25女子体操6-89-1014-18花样滑冰7-911-1318-25高山滑雪7-812-1418-25跳台滑雪14-1522-26马术10-1214-1622-28击剑10-1214-1620-25摔跤11-1317-1924-27柔道8-1015-1622-26现代五项11-1314-1621-25帆船帆板10-1214-1622-30射击12-1517-1824-30射箭12-1416-1823-30AgilityBalanceCoordinationSpeedThe learning to train stageThe Training to Train StageThe Training to Compete StageThe Training to Win Stage