1, general weakness
Sodium ion in salt is an essential substance for the nervous system to transmit information, and muscle contraction and heart beating are related to sodium ion. Therefore, if the human body is short of salt, the nervous system will be very weak, and the symptom is limb weakness. In severe cases, vomiting, increased heart rate, weak pulse, muscle spasm, blurred vision and other symptoms may occur.
2, susceptible to big neck disease
Most of the salt sold in the market is iodized salt. Iodine can prevent big neck disease, and iodine deficiency can lead to big neck disease, so eating too little salt is more likely to lead to big neck disease.
3, cause osteoporosis
Salt deficiency is one of the causes of osteoporosis, and a certain amount of salt must be guaranteed in the blood. If there is not enough salt, it will be extracted from the bones. Feeling muscle cramps at night is often a sign of salt deficiency. When sweating and excreting, some salt will be excreted with sweat and urine. If it is not replenished in time, it will cause muscle twitching, which is why many people need to supplement light salt water after strenuous exercise.
4. Loss of appetite
Salt is an important condiment, which can stimulate saliva secretion and induce appetite. Vegetables with too little or no salt are tasteless and will greatly reduce people's appetite.
In addition, eating too little salt and taking too little sodium ion will lead to acid-base imbalance in the body, the secretion of gastrointestinal digestive juice will be affected, the role of pepsin will be weakened, and indigestion will also affect appetite.
5. Increase the incidence of cancer.
Low salt content in the body may even lead to the germination of cancer. Because of insufficient salt intake, some cells will accumulate acid. If the acid content in cells is too high, it will destroy the structure of DNA and increase the risk of cancer.
6. Tips
A healthy diet should control the daily intake of salt to 4-6 grams. Now the society advocates "light life", but there must be a bottom line. Eating too little salt is also harmful to health.
7, the role of salt
1, let the vegetables look good
Light salt water can prevent cut vegetables such as lotus root, eggplant and loofah from oxidation and blackening; After washing the vegetables, soak them in light salt water 10 minute. They won't turn yellow after drying.
Step 2 remove the fishy smell of tofu
Soaking tofu in warm and light salt water for 20 minutes will reduce the fragility of tofu and remove the beany smell of tofu when cooking.
3. Unusual seasoning
Put a little salt in the tomatoes mixed with sugar to make them taste sweeter; When making handmade noodles and noodles, adding a little salt to the noodles can make the rolled noodles stronger and the cooked noodles taste stronger.
4. Cleaning function
Adding a little salt when washing auricularia auricula or mushrooms can easily remove the small sand grains in auricularia auricula and mushrooms; Rub the peach with a handful of salt, then rinse it with clear water, and the fluff on the peach will be easily washed off; Sprinkle some salt (preferably coarse salt particles) on the clothes where there are red wine stains, rub it with your hands, and then wash off the salt with water, and the red wine stains will disappear.
5. Excellent cooking jiaozi
When the water boils, add 1 teaspoon of salt, and put it into jiaozi after the salt is dissolved, which not only increases the toughness of the noodles, but also makes the jiaozi not stick to the skin. After cooking, the color will turn white and the soup will be clear and fragrant.
Step 6 clean your mouth
Fluorine contained in salt can play the role of anti-inflammation, sterilization and prevention of tooth decay. Therefore, gargling and brushing with salt soup 1 time in the morning and evening can prevent tooth decay.
7, anti-inflammatory hemostasis
After nosebleeds, normal saline can be soaked in nostril with cotton wool, and at the same time, 1 cup of normal saline can be drunk to stop bleeding.
8, in addition to bad breath to enhance appetite
Drinking 1 cup of light salt water on an empty stomach in the morning can not only clear stomach fire, remove bad breath and bitter taste in the mouth, but also enhance digestive function, stimulate appetite and eliminate intestinal heat.