The functional "body" that shapes physical beauty can be divided into posture and body shape. Posture, that is, the behavior habits shown in our usual actions, is greatly influenced by acquired factors. Body shape is the shape of our body. Although physical exercise can appropriately improve body shape and appearance, relatively speaking, genetic factors play a decisive role. Good posture is an important factor in forming a person's temperament. The movement requirements and body posture requirements of aerobics practice are basically consistent with the state requirements in our daily life. Therefore, practicing aerobics for a long time can improve the bad physical condition and form a beautiful posture, thus showing good temperament and accomplishment in daily life, giving people a feeling of vigor, health and progress. Aerobics can also shape bodybuilding. Aerobic exercise, especially strength exercises, can strengthen bones and increase muscle circumference, thus making up for congenital body defects and making people well-proportioned and fit. Secondly, aerobic exercise can also eliminate excess fat in the body and body surface, maintain the balance of absorption and consumption, and lose weight and keep fit. Relieve mental stress and entertain physical and mental functions With the development of the times and the progress of society, people enjoy the comfortable life and various conveniences brought by science and technology, but also bear mental pressure from all sides. Studies have proved that long-term mental stress will not only cause various psychological diseases, but also cause many physical diseases related to mental stress, such as hypertension, 1JLl heart disease, cancer and so on. Scientific research has proved that exercise can relieve mental stress and prevent various diseases. As a sport, aerobics is famous for its graceful movements, coordination, comprehensive exercise and strong sense of rhythm in music accompaniment, which is a good way to relieve mental stress. In the relaxed and beautiful aerobics, the practitioner's attention is diverted from the annoying things, forgetting the depression and frustration, enjoying the happiness brought by aerobics, and gaining inner peace, thus relieving mental stress and making people have stronger vitality and the best state of mind. In addition, aerobic exercise enhances people's social interaction. At present, both at home and abroad, people take part in aerobics by going to the gym to practice collectively under the guidance of aerobics coaches. People who take part in aerobics come from all walks of life. Therefore, this form expands people's social interaction, frees people from the single environment of work and family, and can contact and know more people, broaden their horizons, thus opening up another world for life. Everyone dances together, exercises together, enjoys each other and encourages each other, so some people become lifelong friends. Therefore, aerobics can not only strengthen the body, but also have entertainment function, which can make people get a kind of spiritual enjoyment in sports and meet their psychological needs. As an aerobic exercise, health care functional aerobics is characterized by low intensity, high density, large or small amount of exercise and easy control. Therefore, it not only has a good fitness effect for healthy people, but also is an ideal medical care means for some patients, the disabled and the elderly. For example, for patients with lower limb paralysis; Can do ground aerobics and water aerobics; So as to maintain the function of the upper body; Promote the recovery of lower limb function. In short, as long as the range and amount of exercise are well controlled, aerobics can achieve the purpose of medical care on the basis of preventing injury.
The role of aerobics
Aerobics is the product of the times, the embodiment of the artistic, dynamic and fitness trend of basic gymnastics, and also a sport with practical exercise value. Long-term aerobics exercise can improve health, strengthen physique, improve body shape, correct deformity, adjust psychological activities, cultivate good sentiment, improve nervous system function and cultivate tenacious will quality. 1. Strengthen the system and improve health. Regular aerobic exercise will have a good influence on many organs and systems of the body. Long-term participation in aerobic exercise can make the myocardium thicker, the volume of the heart cavity larger and the elasticity of blood vessels increased, thus improving the function of the heart, making the heartbeat favorable and increasing the cardiac output, thus improving the oxygen supply capacity of the whole body. Aerobic exercise also has a good influence on the function of respiratory system. It can improve the breathing depth, increase the gas exchange capacity of each breath, not only benefit the rest of respiratory muscles, but also improve the functional reserve of respiratory system, thus ensuring to meet the needs of gas exchange during strenuous exercise and improving the technical level. Aerobic exercise can also improve the function of digestive system. Because muscle activity can consume a lot of energy, and aerobics has more all-round hip activity, which stimulates gastrointestinal peristalsis, enhances digestive function, helps to absorb and utilize nutrients, and thus improves the resistance to diseases. Regular aerobic exercise can also improve the flexibility of joints and enhance the elasticity of muscles and collective tissues. 2. Improving body shape and cultivating dignified body shape mainly refers to whether the proportion of all parts of the body is symmetrical and harmonious, and posture mainly refers to whether the posture of the whole body and main parts is dignified and beautiful. As the saying goes, "stand like a pine and cypress, sit like a clock." If we don't pay attention to the correct posture for a long time, it may affect the normal growth and development of some bones, resulting in bad posture such as spinal curvature, hunchback and chest. The uniqueness of aerobics is that it can have a positive impact on the balance of body proportion, especially it can increase the volume of chest and back muscles, eliminate excess fat deposited on the waist and abdomen, and make the body plump, elegant and beautiful. In addition, through regular normal body movement training, incorrect body posture can be corrected and correct and dignified posture can be cultivated, so that the figure and manners of the exerciser will be well changed. 3. Adjusting psychological activities and cultivating good emotional aerobics is a sport accompanied by music. Through aerobics practice, not only can we form a beautiful figure, but also have a good influence on people's psychological state. Through beautiful and lively music rhythm and lively and pleasant body movements, people are intoxicated with the rhythm of beauty, psychological tension and troubles are quickly eliminated, body and mind are fully adjusted, and mental outlook and temperament cultivation will be improved and improved. Aerobics, in particular, is a group sport, which allows practitioners to experience the relationship between individuals and groups, put "I" among "us" and play a role in coordinating the relationship between people. Through the practice of collective cooperation, it is also helpful to enhance friendship, make friends and improve group awareness. 4. Improving the function of nervous system and developing physical aerobics are carried out under the control and regulation of central nervous system. Conversely, aerobic exercise can also improve the functional level of the central nervous system. It can improve the intensity of neural process, concentrate manpower, balance ability and flexibility, and has a broad vision, keen sense, enhanced analytical comprehensive ability and vigorous vitality. At the same time, it can also improve the overall physical quality of the human body. Aerobics is a sport that requires strength and abdomen. Regular participation in aerobics can enhance muscle strength and improve the elasticity of tendons, ligaments and muscles, thus developing the strength and flexibility of the human body. In physical exercise, muscles often work to the limit, resulting in pain and fatigue, while aerobics is carried out with strong music accompaniment, which can make people forget themselves and unconsciously improve various physical qualities. The constant changes in the route, wind direction, speed, type and intensity of aerobics movements can strengthen people's action memory and reproducibility, improve the flexibility and balance of the nervous system and develop coordination in an all-round way. Aerobics is an artistic sport. Regular exercise can enhance the sense of rhythm and improve the ability to know, appreciate, express and create beauty.
Aerobics has the function of losing weight. People generally have three understandings of losing weight: one thinks that it is just to lose weight; One is to gain or maintain health, which should be said to be one thing, but not the same thing. That is to achieve the goal of losing weight and maintaining a strong body shape, but the weight does not necessarily drop. Therefore, the correct understanding of weight loss should not only be to lose weight, but also to decompose excess fat in the body, so that the body can obtain strong and elastic muscles and maintain a good body shape. Aerobics can shape bodybuilding, which follows the law of human plasticity. A person's body shape is not immutable and plastic, and the proportion of the grown body, such as height, shoulder width and limb length, is not easy to change. How a person is like water is decided by himself, but the posture, posture, shape and figure of the human body can be decided by himself. Muscle development, muscle elasticity, fat deposition, spine, chest shape, joint flexibility, etc. These are the variable factors of self-shaping bodybuilding. For example, the requirements of competitive aerobics for body shape can be divided into three types: general type and stout type; Thin type, obese type; Bodybuilding type.
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