1. Damage to the skin. When you eat a lot of salt, due to the effect of osmotic pressure, the moisture in body tissues will decrease, and the amount of water discharged from the body will increase, which is not conducive to the skin's water retention. Therefore, a low-salt diet is an important measure to improve skin quality.

2. Susceptible to colds. People who eat more salt are more likely to catch colds. Because high-concentration salt can inhibit the activity of respiratory cells and inhibit their disease resistance; it can also reduce saliva, reduce lysozyme in the mouth, and increase the chance of viruses and bacteria in the upper respiratory tract.

3. Osteoporosis and kidney stones. Table salt contains sodium ions. The metabolism of sodium and calcium in the human body is related, and they are regulated by the same molecule. When sodium ions are excreted from the body, they also carry a portion of calcium ions. Therefore, the amount of calcium excretion will also increase, and the amount of calcium ions in the urine will increase, which will also increase the risk of kidney stones.

Extended information:

Purposes of table salt

1. Salt water has anti-inflammatory, sterilizing and throat care properties. The climate in autumn is dry, which is the season with high incidence of acute (chronic) pharyngitis and tonsillitis. When you feel slight discomfort in your throat, you can use salt soup as a morning mouthwash.

2. Table salt can enhance blood coagulation. If your nose bleeds, you can stuff cotton wool soaked in salt water into your nostrils and drink 1 cup of salt soup at the same time. If there is small bleeding inside the mouth, such as gum bleeding, fish bone stabbing and throat bleeding, etc., you can gargle with salt soup to stop bleeding naturally. effect.

3. Salt has deodorizing effect. Patients with armpit odor can rub their armpits with heated coarse salt wrapped in a cloth, or take 150 grams of fine salt and 100 grams of chrysanthemum, add them to the bath water, and soak them twice a month.

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People's Daily Online - What are the dangers of eating too much salt? It is very important to add salt correctly when cooking