Long-term high-salt diet can easily cause high blood pressure

Research shows that people who eat 15 grams of salt a day have an incidence of hypertension of about 10%. A high-salt diet is a cause of high blood pressure. important risk factors. Because too much sodium ions in salt are absorbed into the blood, it causes water and sodium retention in the body, leading to an increase in blood volume and high blood pressure. It also causes edema of vascular smooth muscle cells, narrowing of the blood vessel lumen, and aggravates high blood pressure.

High-salt diet can easily induce atherosclerosis

Eating too much salt will significantly increase cholesterol in plasma. Long-term cholesterol risk factors stimulate the inner wall of blood vessels and induce atherosclerosis. form.

High-salt diet can easily cause gastric cancer

After excessive intake of high-salt food, the high osmotic pressure of salt will cause direct damage to the gastric mucosa. High-salt foods can also reduce gastric acid secretion, inhibit the synthesis of prostaglandin E2, a protective factor in the gastric mucosa, and easily cause gastritis or gastric ulcers. At the same time, high-salt foods contain nitrates, which form the carcinogen ammonium nitrite in the stomach.

High-salt diet accelerates bone calcium loss, leading to osteoporosis

Excessive sodium in the diet will cause excessive sodium ions to compete with calcium ions during renal tubular reabsorption, causing The excretion of calcium increases, resulting in reduced utilization of calcium in the body. At the same time, sodium salt stimulates the parathyroid glands and increases calcitonin secretion, leading to hypocalcemia and osteoporosis.

The Dietary Guidelines for Chinese Residents recommend that a person’s daily salt intake be less than 6 grams, of which 2 grams of salt is the amount of salt contained in people’s daily food. The actual amount of salt used for cooking in a day should be 4 grams. The amount of salt you consume in a day is equivalent to the amount of flattened beer bottle cap.

Pay attention to the invisible "salt" you eat

In addition to controlling the salt we eat when cooking and cooking, we also need to pay attention to the many packaged foods in daily life. Hidden salt, deli meats, sausages, canned foods, etc. are all high in salt, and common snacks, such as melon seeds, plums, potato chips, etc. also contain salt that you can’t see, and these foods have a lot of taste. It doesn't feel salty at all.