Who can’t drink coffee
The medical profession calls for drinking coffee in moderation and not in excess, especially for some people who are not suitable for drinking coffee. Drink as little and as little as possible, and who can’t drink coffee? The following is the classification of people who are not suitable for drinking coffee:
1. Children
Many nutritionists abroad have confirmed that children are the least suitable for drinking coffee people. Because caffeine interferes with brain memory, although caffeine has a strong excitatory effect on the central nervous system, it can cause children to be irritable, undisciplined, and decline in academic performance, and caffeine may also increase the rate of cell mutation. In view of the fact that the various tissues and organs of the children’s body are not fully developed, and the detoxification ability and resistance ability are weak, it is extremely harmful to the body, and it is best not to drink it.
2. Pregnant women
California scientists have shown that caffeine can inhibit the normal development of the fetus in the mother , If you drink too much coffee, it may increase the probability of miscarriage, that is, the baby is born smoothly, the baby’s weight is generally lighter, and the natural mortality rate is high. Therefore: Pregnant women are best not to drink coffee.
3. Postmenopausal women and the elderly
Excessive caffeine will lead to the loss of calcium, and elderly drinking will cause osteoporosis , increase the chance of fracture, and women after menopause, the body needs more than 10 times more calcium than before menopause, so postmenopausal women and the elderly are best not to drink coffee.
4. Newlyweds
Scientists at Harvard Medical School conducted sperm-killing experiments on caffeinated beverages, and the results showed that the new formula contains The caffeinated cola drink killed 58 percent of the sperm, while the older formula caffeinated cola killed all of the sperm. Therefore, if a newlywed man drinks too much coffee, it will directly damage sperm and affect fertility. If the injured sperm and eggs combine, it will lead to fetal malformation or congenital deficiency.
5. People with high blood lipids
The US health department found in an experiment that men who drank more than 5 cups of caffeinated beverages a day had higher blood cholesterol levels. It is higher than those who do not drink caffeine drinks, and caffeine can significantly increase the low-density lipoprotein associated with arteries, which indicates that caffeine drinks have the effect of promoting arteriosclerosis. Therefore, drinking coffee or caffeinated beverages often can easily promote arteriosclerosis. If people with high blood lipids drink more, it will accelerate the deterioration of the disease.
6. Rickets patients
Foreign researchers found in experiments that people who often drink coffee or caffeinated beverages excrete calcium in their urine more than they do. Double the number of drinkers, if you drink two cups of coffee or caffeinated beverages in a row, you will lose 15 mg of calcium in the body. Therefore, people who often drink such beverages should pay more attention to supplementing calcium in their diets, and rickets patients are caused by severe calcium deficiency. If they drink coffee or caffeine beverages, it will undoubtedly make things worse.
7. Nervous people
Some people like to drink coffee to refresh themselves when they are stressed at work and nervous, but they don’t know that this will increase the stress of work and study. Tension, which results in increased blood pressure, increased heart rate, and increased cholesterol in the blood. Researchers from Duke University in the United States found that caffeine can accelerate the secretion of adrenal hormones, and for those who are stressed, it will further aggravate the nervous response of cardiovascular and cerebrovascular and nervous tissues, which is very harmful to physical health.
8. Regular drinkers
“Wine and coffee” is only suitable for singing, not practical. Because both alcohol and caffeine have excitatory and inhibitory effects, it can make the brain change from extreme excitement to extreme depression, and speed up blood circulation, thereby increasing the burden on the heart and detoxification and detoxification of the liver. The harm can be many times greater than drinking alone.
9. Patients with gastric ulcers
Caffeine will stimulate the secretion of gastric acid. If patients with gastric ulcers drink too much coffee, it will worsen the course of peptic ulcers . And if you drink coffee on an empty stomach, it will lead to excess stomach acid, which will worsen the condition. Therefore, it is best not to drink coffee drinks for patients with gastric ulcers.
10. Vitamin B deficiency
Vitamin B plays an important role in maintaining the balance and stability of the nervous system, while caffeine will stimulate the nervous system, And it has a damaging effect on vitamin B. Therefore, vitamin B: deficient persons are disabled.
In addition to the above people who cannot drink coffee, for your health, normal people should try not to drink too much coffee, only drink up to 5 cups a day, and do not drink coffee before going to bed to avoid insomnia; It is not advisable to smoke and drink before and after drinking coffee, otherwise it will increase the burden on the cardiovascular, cerebrovascular and heart.
