What's wrong with eating cold food?

What's wrong with eating cold food? When summer comes, the weather is sultry and people have no appetite, so people will find some cold food such as cold drinks to relieve the heat. Ice cream is delicious, but can the stomach stand it? What's wrong with eating cold food?

What's wrong with eating cold food? 1 Too many cold drinks have the following hazards:

1, causing gastrointestinal dysfunction.

Eating a lot of cold drinks in hot summer will cause the blood vessels in the gastrointestinal tract to contract suddenly, reduce the blood flow, and make the normal physiological function of the gastrointestinal tract disorder. Because a large number of liquid components enter the stomach, the acidity in the stomach will be reduced, the bactericidal effect will be weakened, and it is easier to induce gastrointestinal inflammation.

2, induce throat inflammation.

Eating a lot of cold drinks will also cause the blood vessels in the pharynx to contract, the blood flow will decrease, the local resistance will decrease, and the bacteria in the upper respiratory tract will multiply in large numbers, causing throat inflammation.

3, reduce appetite

The main ingredients of cold drinks are nothing more than sugar and milk. These substances are high in calories and can supplement the human body's need for heat energy, but other nutrients are relatively few. Therefore, after eating a lot of cold drinks, the appetite will be reduced, the normal eating rules will be disrupted, and eating a lot of sweets will easily lead to nutritional imbalance.

4, causing obesity

The ingredients of ice cream contain a lot of fat, sugar and protein, which is high in calories. 100g ice cream will bring 220 kilocalories, which is equivalent to the heat of more than 2 rice. Therefore, ice cream has naturally become the' culprit' of obesity among people who like to eat ice cream. MM lovers must stay away!

5, affect the digestive system

Frozen food is easy to stimulate gastric mucosa, reduce gastric juice secretion, and even have stomach cramps. The decrease of gastric juice secretion will reduce the bactericidal ability, which will open the door for the growth and reproduction of bacteria in the intestine. At this time, if you eat food with bacteria or viruses, diarrhea, enteritis, dysentery and other intestinal infectious diseases will occur.

6, menstrual pain

In hot summer, a cold drink is the best choice, but female friends must pay attention. Scientific research has found that whenever cold drinks enter the human stomach, women's endometrial blood vessels will contract strongly, leading to a sharp decline in menstrual flow, and even symptoms such as amenorrhea and dysmenorrhea, so female friends must not be greedy during the physiological period!

So it's ok to eat some cold drinks in summer, but it must be moderate. I hope you can grasp it properly, seek advantages and avoid disadvantages, and achieve the goal of ensuring health.

What are the precautions for drinking cold drinks in summer?

1, don't eat too much

Eating too many cold drinks can pose a serious threat to your teeth. If your enamel is diseased or worn, you will feel uncomfortable when your teeth are stimulated by cold drinks, such as toothache and toothache. At the same time, eat cold drinks in moderation, and don't eat too fast. Remember to rinse your mouth to protect your teeth after eating, and don't drink hot water and tea immediately after eating.

Don't eat a lot of cold drinks after exercise

After strenuous exercise, the body temperature will rise. Eating a lot of cold drinks at this time is a strong cold stimulus to the digestive tract, which will cause strong peristalsis of the digestive tract and produce abdominal pain and diarrhea. Dramatic changes in heat and cold can also lead to sudden contraction of blood vessels in the stomach. Too many times, it will cause digestive and absorption dysfunction, leading to indigestion or other diseases.

It is not advisable to eat cold drinks before and after meals.

Eating cold drinks within 30 minutes before and after meals will dilute gastric juice and reduce the activity of digestive enzymes, which is not conducive to the digestion and absorption of food and harmful to human health.

4. Pregnant women and children should avoid eating too many cold drinks.

During pregnancy, a woman's placenta will produce a lot of progesterone, which will reduce the tension of gastrointestinal smooth muscle, gastric acid and gastrointestinal peristalsis. At this time, gastrointestinal mucosa is very sensitive to cold and hot stimuli. Pregnant women who eat more cold drinks will suddenly contract gastrointestinal blood vessels, reduce gastric juice secretion, reduce digestive function, and have symptoms such as loss of appetite, indigestion, diarrhea, abdominal pain and stomach cramps.

Children who eat too many cold drinks will cause abdominal pain, because eating too many cold drinks will make the gastrointestinal tract suddenly catch cold, stimulate the nerve endings in the intestinal mucosa and gastrointestinal wall, cause irregular contraction of the gastrointestinal tract, and cause abdominal pain. In addition, the stimulation of supercooling will accelerate the gastrointestinal peristalsis of children and reduce the blood flow, so that the intestinal contents can not be well absorbed and excreted, causing indigestion.

Who should not drink cold drinks?

1, patients with calcium deficiency

The combination of flavors, spices and citric acid in cold drinks with calcium ions in the body will reduce the free calcium in the blood and affect the development of children's bones and teeth. For the elderly, it will induce calcium deficiency convulsions, fractures, muscle pain and fatigue.

2. Obese patients

The high sugar content in cold drinks will increase liver glycogen, which will make the body more obese after being converted into fat, and it is easy to induce fatty liver and hyperlipidemia.

3. Patients with kidney disease

Cold drinks mostly contain essence, pigment, perfume and other ingredients, which will increase the burden of glomerular filtration and detoxification, and at the same time make edema symptoms more serious.

4. Patients with pharyngitis, bronchitis, bronchial asthma and arthritis

This kind of patients had better not enjoy cold drinks, because the stimulation of supercooling will aggravate the inflammation of throat and bronchus or induce cough, or cause the recurrence of old diseases.

5. Patients with hypertension, coronary heart disease and arteriosclerosis.

If such patients don't eat cold drinks, or even eat a lot of cold drinks, they will suddenly stimulate the gastrointestinal tract due to cold, which will make blood vessels contract and blood pressure rise, aggravate the condition and easily induce cerebral hemorrhage.

6. Dental caries and dentin hypersensitivity

Eating cold drinks can induce toothache. Patients with duodenal ulcer, chronic gastritis, chronic colitis, cholecystitis and dyspepsia. The digestive system of these patients is poor, and it is easy to stimulate the gastric mucosa after eating cold drinks, which makes the condition worse.

7. Diabetic patients

Cold drinks generally contain more sugar, which will increase blood sugar and aggravate the condition of patients after eating.

What's wrong with eating cold food? 2 1. Drinking too many cold drinks will lead to indigestion.

Excessive drinking of cold drinks will cause gastric mucosal vasoconstriction and decrease gastric juice secretion, while intestinal peristalsis will be accelerated under the stimulation of cold, which will affect the absorption of nutrients, and then cause indigestion, abdominal pain, diarrhea and other phenomena.

Eating more cold food will affect appetite.

Excessive intake of cold foods such as popsicles and ice cream will damage the gastric mucosa, lead to loss of appetite, stimulate the stomach for a long time, and may also lead to stomach problems.

3. A lot of cold food can lead to a cold.

Eating too much cold food or drinking too many cold drinks will make the throat mucosa contract when it is cold, and the resistance will decrease, so that bacteria lurking near the throat can take advantage of it and easily cause diseases such as colds.

4. Especially for women, avoid eating cold food during menstruation.

Women must not eat cold food during menstruation. In this special period, the resistance of female body is greatly reduced, and the uterus is quite fragile. Too cold food can cause dysmenorrhea, increased menstrual flow and menstrual disorders.

Old people can't eat cold food in summer.

Especially for the elderly with cardiovascular diseases, drinking ice water and iced drinks will not only cause stomach discomfort, but also cause cerebral vasospasm, which may lead to angina pectoris.