1. Winter swimming is cold before hot, bitter before sweet, which can sharpen the will, cultivate the temperament and enhance the ability to resist the cold, thus reducing the occurrence of colds.
4. Swimming in cold therapy in winter can improve local and systemic vasomotor function, make blood vessels contract first and then expand, promote blood vessel microcirculation, and make blood vessels more elastic by repeated blood vessel movements, thus preventing arteriosclerosis. It can effectively enhance the beating ability of the heart, make it have a powerful heart pumping function, and can violently wash away cholesterol-like spots deposited on the inner wall of blood vessels, prevent harmful substances from accumulating in blood vessels, prevent and treat hypertension and lower blood pressure, and reduce the probability of thrombosis and coronary heart disease.
3. Winter swimming greatly enhances the body's immune function, which can prevent tumor or cancer caused by gene mutation during cell regeneration. After suffering from tumor or cancer, it also plays a role in inhibiting and killing tumor and cancer cells because of physical enhancement.
4. Swimming in winter to keep out the cold needs to consume more energy to prevent fat from accumulating in the body, resulting in high triglycerides, which is a recipe for losing weight. Take a deep breath in cold water in winter swimming, bring in more oxygen than usual, and spit out a lot of carbon dioxide, which can enhance vital capacity and have a good preventive and therapeutic effect on pharyngitis, bronchial and lung diseases.
6. Winter swimming supports the balance of the body through water and reduces the load on the joints of the feet; Massage the body with water constantly, and often exercise joints in cold water, which can relax muscles and tendons, strengthen bones and muscles, and prevent lumbago and leg pain and rheumatoid arthritis. Backstroke has a miraculous effect on cervical spondylosis and lumbar disc herniation by pushing water massage.
Winter swimming greatly strengthens the peristalsis function of the intestine, makes people feel hungry, promotes the metabolism of the human body and reduces the accumulation of waste, thus making the body healthier.
⒏ Long-term winter swimming can increase the total amount of bone matrix, thus increasing bone calcium deposition, making bones compact, preventing bone calcium loss and osteoporosis.
Winter swimming can promote the increase of endothelin, enhance the contraction function of gastrointestinal smooth muscle, and relieve belching, flatulence, loss of appetite, constipation and other symptoms.
⒑ Winter swimming can not only tonify kidney, but also nourish kidney yin and kidney yang, which can play an unexpected auxiliary role for diabetic patients, which is beyond the reach of drugs.
According to related reports, kidney qi has a great relationship with the quality of sexual life. Long-term winter swimming can strengthen kidney qi, improve the ability and quality of sexual life, and make the body and mind more enjoyable.
5 】 When swimming in winter, the urine volume of human body increases, and the kidneys and urethra are unobstructed, which can wash away sediments and help reduce the chances of kidney calculi, urethral calculi and bladder calculi.
⒔ in winter swimming, sunbathing and direct ultraviolet irradiation can sterilize human skin and improve its ability to resist bacteria.
5. When swimming in winter, water will clean up the excrement attached to human skin to reduce harmful substances camping on the body surface; In addition, cold makes it difficult for bacteria to survive, effectively killing germs on the skin. At the same time, in winter swimming, because the microvessels are often exercised alternately by cold and hot, the water constantly moistens the human skin, which has good contraction and relaxation functions, thus reducing wrinkles, making the skin full and achieving the effect of beauty and health care; Therefore, winter swimming is more popular and young, and there are few frostbite and chapped skin.
5. Winter swimming handstand can promote blood return to the brain. Cold can further activate cerebrovascular microcirculation, improve blood supply to the brain, reduce the probability of cerebral thrombosis, effectively prevent alopecia and alopecia areata, and improve sleep quality.
Swimming in cold water can start the body's backup regulation mechanism, ignite a "stove" that will not burn at room temperature, activate the cells of the whole body and make them boil, thus making people feel tired and promoting sleep. It is a good hypnotic, and the quality of sleep makes people feel refreshed and get twice the result with half the effort.
After winter swimming adapts to cold stress, people's immunity is constantly improved, and their ability to fight free radicals is greatly enhanced, which has the functions of changing physiological age, rejuvenating and delaying aging.
Robert and others in the United States put forward that "as long as the body temperature is slightly lowered, the metabolic rate of somatic cells can be reduced, the probability of protein synthesis error can be reduced, and the cell division time can be delayed", thus delaying the aging process. Stroller and others concluded: "If the basal body temperature of human body is reduced by 1℃, the life span can be extended by at least 10 years; If 1.7 C is reduced, the service life can be extended by 30 years. " People who insist on winter swimming for a long time have a relatively low basal body temperature, so they can prolong life.
Winter swimming can enhance the cerebral cortex function of the elderly, make them more flexible in reaction, more agile in thinking, improve their memory and effectively prevent Alzheimer's disease.
Nowadays, urbanites have an accelerated pace of life and great work pressure, and some of them are still under pressure from their families, which leads to mental depression, unhappiness and various diseases. Winter swimming, stimulated by the cold, has long forgotten the stagnation. Continuous winter swimming is a good way to relieve stress.