青少年运动人群是我国体育人才的后备团体,他们的成长对我国未来竞技体育的发展起着决定性作用。青少年运动人群正处于生长发育的高峰期,代谢速度快,营养素需求量较成年人大;而且他们还有训练比赛的任务.会额外消耗更多的能量;同时还要学习基础文化知识。针对这三方面的特点,如何科学合理地补充营养以满足运动员的成长发育、比赛训练以及学习文化知识的需要.就成为广大体育教师和教练 The young people are the reserve groups of sports talents in our country, and their growth plays a decisive role in the future development of competitive sports in our country. Teenagers are at their peak in growth and development, metabolizing faster and have greater nutrient requirements than adults, and they have the task of training competitions, consuming more energy, and learning basic cultural knowledge. According to the characteristics of these three aspects, how to replenish nutrition scientifically and rationally to meet the needs of athletes’ growth and development, competition training and learning cultural knowledge,