First, the principle and benefits of crude salt hot compress: physical therapy effect: salt bag hot compress on waist, knees, shoulders, abdomen and other body parts can play a role in health care and physical therapy. Hot salt has strong heat insulation and permeability, which can not only penetrate the hot temperature into the body, but also suck out the sick gas and cold in the body. It can relax muscles, dilate capillaries, increase sweat gland secretion, promote blood circulation and improve metabolic rate. Has the effects of warming channels and activating collaterals, diminishing inflammation and dispelling cold, and relieving pain. It is effective for joint pain, lumbago, backache, arthritis, chronic stomachache, diarrhea, neuralgia and paralysis caused by chills. In particular, scalding salt bags on the affected part immediately after cupping often gets twice the result with half the effort, which is conducive to strengthening the body resistance and eliminating evil spirits and promoting the recovery of the sick body. 1, hot compress with coarse salt can dispel dampness and cold, and relieve pain and cold. Some people have a lot of moisture in their bodies, so they can apply hot compress to the soles of their feet when doing hot compress, and then apply hot compress after soaking their feet every time. After a course of treatment, there will be obvious changes in the body and moisture will be driven away. For people with cold body, it is also necessary to apply hot compress after soaking their feet every day, so that the dehumidification is good and the effect of expelling cold is obvious. For gout patients, you can apply hot compress on your knees to relieve pain, and long-term use of rheumatism will improve. In addition, crude salt has a great external health care function, especially for diseases related to bones and joints such as wind-cold-dampness arthralgia. Hot compress with fried salt can relieve pain and dispel cold. To treat joint stiffness and pain, wrap two Jin of raw salt on the joints that are painful and afraid of cold, each time 15-20 minutes, until the raw salt gradually cools down. This method can only relieve joint pain, and cannot completely replace drugs and surgery. It is best for patients to seek medical treatment as soon as possible so as not to delay the best opportunity for treatment. 2, salt fennel hot compress navel has the effect of tonifying kidney. With the increase of age, many men often suffer from yin deficiency of liver and kidney due to the gradual deficiency of yin. In order to avoid this situation, here is a trick to teach you, that is, stir-fry with half a catty of edible salt and a little fennel, and then put it in a cloth bag and apply it to the navel, which can achieve the purpose of nourishing yin and promoting the balance of yin and yang. Among them, salt entering the kidney meridian has a certain effect of tonifying kidney and nourishing yin; Fennel is pungent and warm, which has the effect of enlightening. The reason why it is placed in the navel position is because the navel is an important part for regulating human vaginal fluid, and salt is easily absorbed by the human body through this part. On the one hand, thermal energy promotes the absorption of salt by human body, on the other hand, thermal effect directly stimulates navel, which can effectively regulate meridians. To make it play a greater role, it is suggested to apply it from 17 to 19, because this is the season of kidney meridian and the best time to tonify kidney. In addition, eat more black kidney-tonifying foods, such as black soybean milk, sesame paste, walnuts and so on. Need to be reminded that after the first hot compress with large grains of salt, red and white "flowers" will appear on the stomach. Generally speaking, they will retreat after the third or fourth time. If there are sores or ulcers around the navel, don't use this health care method. 3, hot compress armpits, strong heart and lungs Speaking of physical fitness, many people know that there are many acupuncture points on the hands and feet, which can be kept healthy by rubbing, but I didn't expect that the armpits that people rarely touch in daily activities are as healthy as the hands and feet. 4, other functions (1) Gynecological symptoms, menstruation, pregnancy: (The most commonly used hot compress package for this disease has obvious auxiliary treatment effect) It can be applied during menstruation, which is also helpful for dysmenorrhea, but of course, if there is menorrhagia, it is best to stop using it. It also has a good auxiliary effect on gynecological diseases such as pelvic inflammatory disease, tubal adhesion, dysmenorrhea and palace cold. Moreover, it needs to be combined with drug therapy to play a better role (the corresponding auxiliary Chinese medicine will be put in the salt bag, which can be combined with oral and external Chinese medicine when used, and the medicine will be emitted after heating, which has a certain acupoint massage effect). This method needs to be used for a long time to have better results. But if you plan to get pregnant, you may get pregnant after using it. If you continue to use hot compress, the fertilized egg will be deformed. It is best to use hot compress from YJ to PL. The treatment of dysmenorrhea, dysmenorrhea women lie flat on the bed, with about a catty of crude salt hot compress in abdominal pain, once a day. To treat pelvic inflammatory disease, put about a catty of crude salt in the abdomen for 30-60 minutes to gradually relieve the pain. Crude salt can be repeatedly fried for 4-5 times and then replaced with new ones. It is important to insist on using this method. In addition to the conventional antibacterial and anti-inflammatory treatment, the prescription can achieve better results. Beijing News (2) Shoulder and neck: frying salt and ironing can relieve neck and shoulder pain. For office workers who work at their desks for a long time, especially those who face the computer every day, because they always keep a posture, they often have neck and shoulder pain. In this case, you can try simple salt frying and ironing therapy at home to relieve the symptoms of neck and shoulder pain by relaxing muscles, expelling cold and dampness, and strengthening blood circulation. The method of frying salt and ironing belongs to one of the "ironing methods" in the external treatment of traditional Chinese medicine Ouyang Qi, an attending physician in the Department of Physiotherapy of the General Hospital of Beijing Military Region, said that the neck and shoulder pain of office workers is mostly caused by sitting posture for a long time and lack of exercise, which makes the neck and shoulder muscles stiff and the blood circulation blocked. However, salt is not easy to cool after heating. Applying the fried salt to the neck and shoulder will heat up the local tissues, adjust the autonomic nerve, improve the motor nerve function, dilate the capillaries, accelerate the blood circulation, relax the muscles, eliminate fatigue and improve the neck and shoulder pain. (3) Chinese medicine believes that for obese people with edema, hot compress with coarse salt can help to eliminate excess water in the body and achieve the purpose of slimming. (4) Anti-inflammatory and detumescence: The warm stimulation of fried salt can activate the phagocytosis of reticuloendothelial system and improve local metabolism, so it has the functions of anti-inflammatory, detumescence and relieving reflex muscle spasm.