? With the deepening of reform and opening up, the development of the national economy, the continuous improvement of people's living standards and the implementation of the Outline of the National Fitness Program, people's awareness of physical exercise has also been continuously enhanced, and people pay more attention to the quality of life and physical health. Aerobics, as an important measure to promote the implementation of the Outline of the National Fitness Program, has been recognized by the masses: it meets the people's needs for health and beauty and is well received by the masses, so it has a broad mass base; Mass aerobics is easy to learn, has good fitness effect, has no special requirements for training venues and equipment, is easy to develop, popularize and test, and has strong operability. These are the advantages of easy development of aerobics, which also provides a good platform for the development of aerobics in college physical education.

With the further upsurge of national fitness and the development of modern society, people pay more and more attention to health, and the number of people engaged in mass aerobics activities from all angles and levels of society is also increasing year by year. The emergence of the third set of "Exercise Standards" is based on the first set and the second set of "Exercise Standards", which has a certain mass base, that is, it is suitable for students and middle-aged and old friends. Therefore, it is easy to carry out and popularize this activity, which is not limited by age, occupation, venue, time and physique. It has strong flexibility and adaptability and plays an irreplaceable role in the national fitness campaign. Therefore, people need it and society needs it.

The structure of each set of exercises in the standard has artistry and arrangement intention. The first set of "Mass Exercise Standard" is interspersed with aerobics and strength exercises, which is simple and repetitive, which is not conducive to popularization due to the reasons of venue and arrangement. The structure of the second and third sets of movements (mass sports standard) is divided into two parts: aerobic exercise part (all four sets of movements, each of which is 32 beats *2, symmetrical, that is, from the combination of the right foot collar to the left foot collar. ) and strength training section, supporting two kinds of music. The movement rhythm is mainly one beat, one move or two moves, and the music speed is basically 22 beats/10s-25 beats/10s. Direction, movement and difficulty are integrated, and the movements are connected smoothly, from manipulation to landing, from flexibility to strength, the music melody is cheerful and gentle, and the structure is changeable but unified, and the integration is just right.