运动负荷,通常又称为运动量,包括负荷量和负荷强度,是影响体育教学质量的重要因素。因为运动负荷过小就不能使机体得到有效的锻炼,也不利于学习和掌握运动技能,甚至产生松懈情绪。运动负荷过大则会影响学生身体的正常发育,有损健康,使学生产生畏难情绪,降低对体育的兴趣,有时还会导致伤害事故。因此,体育课必须重视运动负荷的安排。随着新一轮体育课程与教学改革的全面展开及不断深入,我们广大体育教师在努力尝试如何按照“健康第一”的指导思想 Exercise load, usually also known as the amount of exercise, including load and load intensity, is an important factor affecting the quality of physical education. Because the exercise load is too small will not be able to get the body to be effective exercise, is not conducive to learning and mastery motor skills, and even have relaxed feelings. Exercise load is too large will affect the normal development of students’ health, detrimental to health, make students feel fear, reduce interest in sports, and sometimes lead to injuries. Therefore, physical education must pay attention to the arrangement of exercise load. With the new round of physical education curriculum reform and teaching in full swing and deepening, our majority of physical education teachers are trying to try how to follow the “health first” guiding ideology