Exercise is good for health. Facts show that regular exercise can make people feel happy and energetic to complete all kinds of work and tasks. The biggest role of physical exercise is to improve people's health in an all-round way, briefly as follows:
(1) Preventing cardiovascular diseases
Cardiovascular disease is the number one killer endangering human life in the world today. According to reports, one in every two deaths in the United States is cardiovascular disease, and China is also the first place to die of cardiovascular disease. A large number of studies show that participating in regular physical exercise can significantly reduce the risk of cardiovascular disease formation and occurrence.
(2) improve the function of respiratory system
When people take a deep breath in physical exercise, they will inhale more oxygen and expel more carbon dioxide, thus increasing vital capacity, reducing residual capacity and enhancing lung function. People who exercise regularly have strong physical adaptability, so their breathing appears stable, deep and even, and the frequency is also slow, averaging 6-8 breaths per minute, while those who do not exercise average 65,438+02-65,438+05 breaths per minute.
(3) improve the function of digestive system
Physical exercise will enhance the consumption of nutrients in the body, enhance the metabolism of the whole body, and thus improve appetite. In addition, physical exercise can also promote gastrointestinal peristalsis and secretion of digestive juice, improve the function of liver and pancreas, thus improving the function of the whole digestive system and providing good material guarantee for people's health and longevity.
(4) improve the function of nervous system
Human activities are coordinated activities under the control of the nervous system. People who insist on exercising (especially middle-aged and elderly people) tend to be flexible, alert and energetic, which is a manifestation of the powerful nervous system.
(5) Reduce the risk of diabetes.
One of the characteristics of diabetes is that people's blood sugar level is very high. If the patient does not control it, it will also cause many other health problems, such as impaired vision and kidney deficiency. Regular physical exercise can control the improvement of blood sugar level, thus greatly reducing the possibility of individual suffering from diabetes.
(6) Prevention of fracture
Osteoporosis can lead to fractures, which occur in people of all ages, especially in the elderly (especially elderly women).
Studies have shown that regular physical exercise can prevent fractures by increasing bone density and bone strength. Of course, physical exercise also has a positive therapeutic effect on osteoporosis patients.
(7) Ability to maintain physical activity
One of the main characteristics of human aging is the gradual decline of physical activity, especially after 60 years old. There is a proverb in our country: "Old people exercise frequently, and crutches are used as swords". Facts show that regular physical exercise can slow down the degradation of physical activity ability of the elderly.
(8) Control weight and change body shape.
As we all know, obesity will affect people's normal physiological functions, especially it is easy to cause heavier burden on the heart and shorter life span. If a person's subcutaneous fat exceeds the normal standard 15 ~ 25%, then his risk of death will increase to 30%. As the saying goes, "if you practice tendons for a long time, you will get three points longer, and if you don't practice, you will get an inch thicker." Because physical exercise can reduce fat, enhance muscle strength and maintain joint flexibility, it can control weight and improve body shape and appearance.
(9) prolong the service life
As the saying goes: "80 years old is not old, exercise is good; Poor physical exercise, forty years old with white hair. "A lot of research shows that regular exercise can prolong life. A 30-year study shows that people who don't exercise are 365,438+0% more likely to die earlier than those who exercise regularly. So, why does regular exercise help to prolong life? The main reason is that regular physical exercise can prevent the occurrence of heart disease and cancer.
Exercise can improve the body's immune system, prevent various diseases, reduce the incidence of some diseases, prevent cardiovascular diseases and keep the body full of vitality. At the same time, people who exercise regularly can not only keep in good shape, but also have a good effect on beauty beauty and prolong life, so we must develop good habits of exercise.