1, eating watermelon at night aggravates edema.
Although watermelon is favored by many female friends for its excellent effect of clearing away heat and losing weight, it should be noted that it is best not to eat watermelon after 9 pm. Watermelon contains too much water, and all organs of the human body are at rest at night. Eating too much watermelon at night absorbs too much water and can't be excreted in time. As a result, when you get up the next day, you will find that the edema has become more serious.
2, eating watermelon at night hurts the stomach
It is best not to eat watermelon before going to bed at night. At night, the gastrointestinal function slows down, and eating too many watermelons causes the stomach to become full and difficult to digest, which is easy to hurt the stomach and affect the quality of sleep.
Eating watermelon at night will make you fat.
Watermelon contains a lot of sugar. If you eat too much watermelon at night, sugar will be stored in your body, which will lead to a sudden increase in insulin in your body and accelerate the synthesis of fat. In addition, the amount of exercise at night will be reduced, the fat will only be stored and not consumed, and your lower abdomen will grow up slowly.
4. Problems that should be paid attention to when eating watermelon.
Watermelon is a cold fruit, which is easy to hurt the spleen and stomach and should be controlled; Eating too much watermelon at a time, the gastric juice is diluted by a lot of water, which easily leads to indigestion and decreased gastrointestinal resistance; Don't eat watermelon at the beginning of a cold to avoid getting worse; Don't eat watermelon if it is opened for too long. Watermelon is easy to breed bacteria and deteriorate when it is opened for too long, and it is easy to cause intestinal infectious diseases after eating.
These people eat less watermelon.
Patients with oral ulcer
Oral ulcer is caused by internal heat due to yin deficiency and rising deficiency fire. Watermelon has the function of clearing heat and diuresis, and it is easy to excrete water in the body, resulting in more water shortage in the body, which leads to chronic oral ulcer.
6. People with renal insufficiency
Watermelon is full of water, and it is difficult for people with renal insufficiency to excrete water from their bodies. If they eat watermelon again, water will accumulate more, which will easily aggravate edema and induce psychological failure in severe cases.
7. Diabetic patients
Watermelon is full of water, and the rest is sugar. Watermelon contains fructose, glucose, sucrose and other sugars, which are taboo for diabetics.
8. Newborn women
Watermelon is cold, and women are extremely weak after giving birth. At this time, eating too much watermelon is easy to hurt the spleen and stomach.
9. Precautions for eating watermelon
1, don't eat too much, otherwise it will hurt the spleen and stomach and cause pharyngitis.
Watermelon is a cold product, and eating too much is easy to hurt the spleen and stomach. Therefore, people with spleen and stomach deficiency and cold, dyspepsia and loose stool should eat less, while eating more will lead to abdominal distension, diarrhea, loss of appetite, accumulation of cold and dampness, leading to diseases. Eating too much watermelon at a time will dilute gastric juice, cause indigestion and decrease gastrointestinal resistance.
Don't eat watermelon at the beginning of a cold.
Don't eat watermelon at the beginning of a cold, otherwise it will aggravate the cold or prolong the cure time. Both wind-cold cold and wind-heat cold belong to exterior syndrome in the early stage, so we should treat them with divergent methods to solve the pathogenic factors from the exterior. Traditional Chinese medicine believes that exterior and interior are not attacked, otherwise exterior evil will enter the interior, and the condition will be aggravated. In the early stage of a cold, eating watermelon is equivalent to eating drugs that clear away heat from the interior surface, which will lead to the entry of pathogenic factors, aggravate the cold or prolong the cure time. However, when the cold gets worse and there are fever symptoms such as high fever, thirst, sore throat and yellow urine, you can eat some watermelons while taking normal drugs, which is helpful for the recovery of the cold.
Don't eat watermelons that have been open for too long.
When the temperature is high, watermelon is easy to deteriorate after being opened for a long time, which will breed germs and lead to intestinal infectious diseases. Therefore, when eating watermelon, we should pay attention to choosing ripe fresh watermelon.
4, people with renal insufficiency should not eat.
Eating a lot of watermelon in a short period of time will increase the water in the body, which exceeds the physiological capacity of the human body. In patients with renal insufficiency, the ability of kidney to regulate water is greatly reduced, and too much water entering the body can not be regulated and excreted, resulting in a sharp increase in blood volume and easy death due to acute heart failure.
5, oral ulcers do not eat.
The main causes of oral ulcer are internal heat due to yin deficiency, disturbance of virtual fire and burning of flesh and blood veins. Watermelon has diuretic effect. If people with oral ulcer eat more watermelon, the water normally needed in the body will be discharged through the diuretic effect of watermelon, which will aggravate the state of insufficient vaginal fluid. Yin deficiency will increase internal heat and aggravate oral ulcer.
6. Diabetic patients need to eat watermelon in moderation.
Watermelon contains about 5% sugar, mainly glucose, sucrose and some fructose, which means eating watermelon will increase blood sugar. Normal people can keep their blood sugar and urine sugar at a normal level because they can secrete insulin in time. People with diabetes are different. Eating too much watermelon in a short time will not only increase blood sugar, but also lead to acidosis and even life-threatening due to metabolic disorder. The daily intake of carbohydrates (carbohydrates) by diabetics needs to be strictly controlled. Therefore, if you eat watermelon many times a day, you should reduce the amount of meals and flour products (carbohydrates) accordingly, so as not to aggravate your illness. If you eat 25-50 grams of watermelon at a time, it will have little effect on diabetics, so diabetics should pay attention to the right amount of watermelon.
7. Mothers should not eat more watermelons.
Maternal physique is relatively weak, Chinese medicine believes that eating more watermelon will be too cold and damage the spleen and stomach.
Watermelon should not be eaten before and after meals, because a large amount of water in watermelon will dilute the digestive juice in the stomach and affect the digestion and absorption of food, and eating watermelon in large quantities before meals will occupy the volume of the stomach and greatly reduce the intake of various nutrients, especially for children, pregnant women and lactating mothers. For people who want to lose weight by dieting, eating watermelon before meals is a good way to reduce their food intake.
8. Eat less iced watermelons.
Although eating iced watermelon on a hot day has a good effect of relieving summer heat, it is very irritating to the stomach and is easy to harm the spleen and stomach, so we should pay attention to grasping the delicious temperature and quantity. Watermelon is best placed on the lowest floor of the refrigerator, where the temperature is about 8- 10℃, and the temperature is also the best. Don't eat more than 500 grams of watermelon at a time. Chew slowly. For people with dental caries (tooth decay) and tooth allergies, they will feel sour and painful after catching a cold, and people with poor gastrointestinal function are not suitable for eating iced watermelons.
9. Watermelon is a fruit with high sugar content, which can be easily converted into fat, which is not good for health.
You can eat less sugary parts of watermelon and choose red and white watermelon skins to eat; Moreover, it is not suitable for eating watermelon after 9 pm, and it is easy to grow a lower abdomen and a small belly; You can even cook with watermelon skin in summer, such as cold watermelon skin: take watermelon skin with slightly red flesh, remove the outermost hard skin, cut it into small pieces, and then add sugar, salt and various seasonings according to your own taste, which is not only refreshing, but also beautiful and slimming.
10, watermelon must be washed before eating.
After washing the watermelon, cut it with a clean knife and you can eat it. Never cut the melon without washing the knife. Don't eat melon pulp bitten by mosquitoes, flies, etc. To prevent the disease from entering the mouth.