Physical fitness focuses on the athletic ability of competitive sports, and the narrow sense of physical fitness refers to the human athletic ability obtained by reaching a certain competitive level. From the perspective of health, physical fitness refers to the body's functional ability to handle daily work, enjoy life and deal with emergencies. It is divided into healthy physical fitness and technical physical fitness.
2. Healthy physical quality means that all components of the body meet the health standards and all tissues and organs are healthy, so as to ensure that the human body is full of energy at work, has good flexibility during exercise and avoids injury; Skill physical fitness refers to the behavioral characteristics of human body, such as agility, balance, coordination, speed, explosiveness, reaction time and so on.
3. Simply put, the body will store the daily consumption (glycogen) according to the recent physical consumption. If you exercise every day, your body will adjust to a metabolic state with certain exercise ability, that is, high physical fitness; On the other hand, if you don't exercise for a long time, then the basal metabolism will decline, and the cardiopulmonary function does not need to maintain the original strength, so your physical fitness is low. Good health is the standard of good health, and good health is natural.