Drink Green Tea with Caution
Drink Green Tea with Caution – Although there are many benefits of drinking green tea, we will not go into detail, but not everyone is suitable for drinking. The benefits and disadvantages of green tea are closely related. The same effect may be good for ordinary people, but under certain circumstances or specific groups of people, it will have certain negative effects
use. The so-called unsuitable drink, more precisely, should avoid drinking often, drinking a lot and drinking strong tea. Occasionally, drinking a cup or two is a taste of life, and it will not have a great impact on health. In addition, healthy people are not bound to drink green tea.
It is forbidden that if some matters are not paid attention to, it will cause harm to the body.
Green Tea – Patients with gastric ulcer
Caffeine in tea can promote gastric acid secretion. Drinking a lot of green tea will greatly increase gastric acid secretion, affect the healing of ulcers, and aggravate the condition. Patients with ulcer disease should drink less tea, especially not a lot of tea. In addition, people with cold stomach should not drink too much, too much Can cause gastrointestinal upset
Green Tea – Neurasthenia or insomnia
Green tea can be refreshing because the caffeine in green tea leaves has a significant excitatory effect on the central nervous system of the human body. However, it becomes a burden on people with neurasthenia and insomnia. Drinking tea, especially strong tea, will make the human brain in an over-excited state.
And without getting rest, people with neurasthenia and insomnia should drink less tea, especially before going to bed.
Because the catechin polyphenols of green tea have a certain astringent effect on the gastrointestinal mucosa, it affects the digestion and absorption of food, makes the stool dry, and causes constipation or worsening.
Green Tea – Patients with heart disease or hypertension
Excessive drinking of strong tea will increase the burden on the heart, increase the heart rate, increase blood pressure, and be extremely detrimental to patients with heart disease and hypertension.
Green Tea – V. Atherosclerosis patients
Green tea contains a variety of biologically active substances, such as caffeine, theophylline, and theobromine, which can accelerate the excitability of the cerebral cortex, cause cerebral vasoconstriction, insufficient blood supply, slow blood flow, and promote cerebral thrombosis. It can also cause contractions and convulsions in the coronary arteries of the heart.
It can cause myocardial ischemia, induce angina pectoris, palpitations, chest tightness and arrhythmia.
Green Tea – Anemia
Green tea contains more tannic acid, which will combine with iron molecules in food to form a large amount of sediment, which hinders the absorption of iron molecules by the intestinal mucosa. Iron is an important raw material for making red blood cells. Iron deficiency in the body can hinder the production of red blood cells and cause iron-deficiency anemia. long
Strong tea drinkers may cause different levels of iron deficiency, which have a great impact on frail blood loss and blood loss. Therefore, iron deficiency anemia should be cautious when drinking green tea, and it is best not to drink it.
Green Tea – Menstrual period
Female menstrual periods will have slight anemia due to blood loss, so it is not beneficial to drink green tea. In addition, green tea is cold, and women must drink green tea in moderation, especially during menstruation, drinking green tea, especially strong tea, can induce or exacerbate menstrual syndrome. Medical expert research findings
Compared with those who do not drink tea, men who have tea drinking habits have a 2.4 times higher chance of developing menstrual stress, and those who drink more than 4 cups of tea a day have a three-fold increase.
Green Tea – Female pregnancy, labor, and lactation
It is not suitable to drink tea during pregnancy, especially strong tea. Generally, the concentration of caffeine in strong tea is as high as 10%, which will increase the frequency and frequency of urine and heartbeat of pregnant women, and increase the heart and kidney load of pregnant women. It may even cause pregnancy poisoning, so it is best to drink less Tea is wonderful.
If you drink too much strong tea before giving birth, the caffeine in the tea will have an excitatory effect and cause insomnia. If you don’t get enough sleep before giving birth, it will often lead to exhaustion during labor, pain, and even dystocia.
Women who want to breastfeed themselves after giving birth should not drink too much tea. Because if you drink a lot of tea during this time, the high concentration of tannic acid in the tea will be absorbed by the mucous membranes, which will affect the blood circulation of the breast, inhibit the secretion of milk, and cause milk moisture.
Insufficient secretion. In addition, after the mother drinks tea, the caffeine in the tea can penetrate into the milk and indirectly affect the baby, which is not good for the baby’s health.
Green Tea – Calcium deficiency or fracture
The alkaloids in tea can inhibit the duodenum’s absorption of calcium, and at the same time can promote the excretion of calcium in the urine, making the body less and more calcium, leading to calcium deficiency and osteoporosis, making it difficult to recover from fractures.
Green Tea – High fever
For fever patients, it is better to give boiled water, mineral water or light tea water, but it is not advisable to drink strong tea. Theophylline has the effect of increasing body temperature and exacerbates fever. The diuretic effect of theophylline will also reduce the efficacy of antipyretics.
Green Tea – Drug users
Avoid taking green tea, because the tannic acid in green tea will combine with many drugs to produce precipitation, hinder absorption, and affect the efficacy.
Green Tea – Menopausal women
Menopausal women, in addition to dizziness and weakness, sometimes experience rapid heartbeat and poor sleep quality. If you drink too much tea, these symptoms will be aggravated. Phase, should drink less and avoid Drink strong tea