The benefits of "three baths" are well known, especially at the moment when "civilization disease" is popular. Rich minerals and trace elements in rivers, lakes and seas, negative oxygen ions in the air and ultraviolet rays in sunbathing are all very beneficial to fitness, oxygen supply and prevention of osteoporosis, and the degree of cold tolerance in winter is stronger than other sports on land.
1, people who take part in winter swimming generally benefit. Through winter swimming, I have improved my quality of life, eating well, sleeping well, being energetic and quick-thinking, seldom catching a cold and suffering from other diseases.
2. Eliminating diseases and resisting aging has a certain regulatory effect on hypertension; Reduce hyperlipidemia and high cholesterol in a certain range. Winter swimming can enhance the adaptability to cold stimuli, improve the body's resistance and delay the aging process.
3. Like vascular gymnastics, winter swimming can increase blood vessel elasticity and speed up blood flow, reduce and sprint fat particles and cholesterol deposited on blood vessel walls, alleviate and delay arteriosclerosis, and prevent thrombosis and coronary artery infarction.
4, can enhance cardiopulmonary function. After winter swimming, myocardial contractility is enhanced, blood circulation is accelerated, and the functions of various systems of the body are well promoted and developed.
5, can enhance their own immunity, immunity refers to the body's ability to prevent and resist invasive pathogens. Many indexes of winter swimmers after swimming, such as lymphocytes, white blood cells, phagocytes, immunoglobulins, etc. , are significantly higher than before swimming.
6. Winter swimming can promote endocrine. After the human body is strongly stimulated by cold, it is immediately reflected to the pituitary gland, adrenal gland, pancreas, gonad and other glands through the nervous system, and each gland secretes corresponding hormones, which are called neurohumors. Then the physiological functions of the corresponding organs are adjusted through the corresponding nerve centers to establish a new balance. It stands to reason that with the increase of age, the secretory function of each gland should have decreased, but experiments have proved that the secretion of thyroid hormone in winter swimmers has increased. Testosterone levels have also increased.
7. Winter swimming can delay the decline of the nervous system, especially the central nervous system.
8. Winter swimming enhances the function of digestive system. Because of excessive heat energy consumption and enhanced digestive ability, the appetite is greatly increased and the metabolic function of the whole body is generally enhanced.
In addition, people generally feel psychologically satisfied through winter swimming exercise. Through the relief brought by intense cold stimulation, the constant psychological and spiritual charging of winter swimming will definitely have a positive impact on the physiological functions of various systems of the body. In this way, a higher level of physical and mental balance has produced a good cycle. It is not difficult to understand why winter swimmers ask for trouble and insist on winter swimming for many years or even for life.
Everything has two sides. As a special sport, winter swimming is no exception. Correct winter swimming and scientific winter swimming can make this sport achieve miraculous results.
First of all, the conditions for winter swimming are: the body is suitable for winter swimming-there are no serious diseases such as heart disease and epilepsy; If you swim well, you can master breathing and swimming skills naturally and swim in the water for more than 20 minutes naturally.
Precautions:
1, continuous swimming from autumn to winter should not be interrupted, and there should be a step-by-step process to adapt to winter swimming exercise so as not to hurt your body shape.
2, the choice of winter swimming time every day: the afternoon is best, and then the morning is also very good, but in the morning winter swimming, you should exercise for half an hour after getting up. Don't swim in foggy days, windy days and thunderstorms in winter.
3, prepare for activities, exercise your muscles before going into the water, then change clothes to adapt to the cold temperature, let the body cool down, about 5 minutes, and then go into the water.
4. Swimming time in the water: According to the general experience of winter swimming activities recorded in the national winter swimming newsletter, the water temperature is below 14 degrees, and it is generally possible to swim for 14 minutes. After that, every time the water temperature decreases by 65,438+0 degrees, the winter swimming time decreases by 65,438+0 minutes, that is, the water temperature reaches about 65,438+0 degrees before winter swimming. The control principle of swimming time in water is that the second time you leave the water, you won't feel cold, and your body temperature will return to normal after 10 minutes. This is crucial! ! ! !
5, finishing activities: dry immediately after the water comes out, wear clothes to keep warm, and then carry out appropriate exercise to make the body temperature return to normal.
6. Don't drink before swimming in winter, and don't keep warm after swimming in winter.
As long as you adhere to the above principles, the benefits brought by winter swimming will definitely benefit you a lot.
Last but not least, winter swimming: don't try to be brave and competitive, and don't blindly compare the swimming time. He swam for a long time, and I'm going to swim longer, and finally something went wrong, which is irreparable! Causing serious consequences! ! ! ! ! Many people have suffered this loss, so they can't stick to this activity any more, and even do great harm to their health.
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