-
Eating coffee can prick your nerves too much and cause insomnia.
-
Anything is not okay if you overdo it.
-
It is best not to exceed 5 cups a day.
-
The main stimulant contained in coffee is caffeine. In addition, it contains fats and minerals such as magnesium, potassium, and copper, as well as B vitamins, aromas, and toxins. That said, coffee doesn't have any nutritional value, but it has many pros and cons on the body due to the effects of caffeine.
1.Beneficial effects of drinking coffee on the body: on the nervous system:
Caffeine has a brain-stimulating effect, which can eliminate feelings of laziness, make people feel relaxed and happy, and can make people concentrate, think quickly and recall memory. Caffeine has been shown to speed up calculations and computers, and can make car drivers move quickly. But there is no scientific evidence to prove that caffeine has an effect on improving the quality of work.
For cardiovascular: Drinking coffee can increase the heartbeat, increase blood pressure, promote blood circulation, and enhance myocardial contraction. For the urinary system:
Caffeine can dilate the blood vessels of the kidneys and increase the blood flow of the glomeruli, thus increasing the water penetration and detoxification function of the kidneys, which can be said to have a diuretic effect. For the respiratory system: Caffeine relaxes the smooth muscles around the trachea, which dilates the trachea and increases the volume of breathing.
However, caffeine should not be used as a drug for clinical ** asthma. 2.Effects of Coffee Drinking on Physical Ills:
Drinking a lot of coffee can affect appetite and may cause vomiting and cramps, as well as gastritis and a thick tongue coating, which can make the body feel tired and weak. Drinking a lot of coffee increases urine output, harms the bladder, and may cause urinary tract infections. Too much caffeine in the body has a negative effect on the nervous system, causing insomnia, shaking hands, and slurred speech.
The latest research shows that when breastfeeding women drink coffee, caffeine can enter the child's body with the milk, making the child irritable and unable to sleep. Coffee is a risk factor for those with heart disease and high blood pressure. Studies done in the United States have shown that drinking coffee can worsen heart disease and high blood pressure.
The daily intake of caffeine must be controlled within 200 mg, that is, no more than 3 cups of coffee per day. Coffee should never be given to children, and you are advised not to give coffee to teenagers under the age of 15. Try not to drink coffee or drink less coffee after the age of 40.
The latest animal experiments suggest that caffeine may be a carcinogenic factor. Breastfeeding women should not drink coffee.
-
Coffee is one of the world's three major beverages, and it is a beverage made from roasted coffee beans, and it is the main drink popular in the world along with cocoa and tea. -Coffee is rich in free fatty acids, caffeine, tannic acid and other nutrients -It can reduce muscle fatigue and eliminate fatigue -Coffee also has the function of relieving hangover.
-
Not good! Because coffee contains caffeine, it is easy to cause aging.
-
As long as you don't overdo it, it's okay to drink it every day. Many female baristas also drink coffee every day, but they need to control their intake.
-
Long-term and bad for menstruation, there is easy to get physiological diseases!
-
If you are unmarried, it is better not to drink it that affects fertility.
-
Not good! Because coffee contains caffeine, it is easy to cause aging.
-
Although coffee can bring a refreshing effect to busy white-collar workers. But long-term coffee drinking in women can have bad effects on the body:
1. It can cause nervousness: Caffeine helps to improve alertness, sensitivity, memory and concentration. However, drinking more coffee than you are used to can cause jitters.
For people with anxiety disorders, caffeine can worsen symptoms such as sweaty palms, heart palpitations, and tinnitus.
2. Aggravate high blood pressure: Caffeine is often synthesized with other simple analgesics because of its analgesic effect, but if it is taken in large quantities for a long time, if the person has high blood pressure, eating a large amount of caffeine will have a dangerous synergistic effect, therefore, the risk of high blood pressure should especially avoid drinking coffee when the work pressure is high, otherwise the situation will be more serious. Because caffeine alone can raise blood pressure, if you add emotional stress and drink caffeinated beverages, it is easy to exacerbate high blood pressure.
Some people who drink coffee all year round think they are immune to the effects of caffeine, but this is not the case, as one study showed that blood pressure can rise for up to 12 hours after drinking a cup of coffee.
3. Induce osteoporosis: Caffeine itself has a good diuretic effect, if you drink coffee for a long time and in large quantities, it is easy to cause bone loss, which will have an adverse impact on bone preservation, and for women, it may increase the threat of osteoporosis. However, the premise is that people who lack enough calcium in their usual food, or who do not move often, plus postmenopausal women, calcium loss caused by lack of hormones, and a large amount of caffeine, may pose a threat to bones.
If you can enjoy it in a reasonable amount, you can still do it without choking.
Coffee is all about beauty:
Coffee contains certain nutrients. The nicotinic acid in coffee contains B vitamins and is higher in roasted coffee beans. And there are free fatty acids, caffeine, tannins, etc.
Coffee is good for. Coffee can promote metabolic function, activate digestive organs, and have a great effect on constipation. Bathing with ground coffee is a kind of warmth**, which has the effect of **. Drinking a cup of coffee after a meal also helps with digestion.
-
It's nothing in the long run, just don't be too massive. Coffee is an indispensable drink in many people's daily lives. In general, people drink a delicious cup of coffee to stay awake when they are tired from work.
Coffee is also a very tasty, high-calorie drink that also has many benefits for the body. Drinking this drink not only helps**, but also has a good preventive effect on cancer, stroke and heart disease.
-
Harmful places, melanin will precipitate, will be hot, constipation, acne will ......
-
Suitable for drinking coffee has benefits, and it is not recommended to drink it in large quantities for a long time.
Coffee may make you insomnia at night and may also raise your blood pressure. However, Professor Martin, director of the Coffee Research Institute at Vanderbilt University in the United States, said a few days ago that coffee contains hundreds of health-promoting ingredients that can resist liver damage, various cancers, asthma, heart disease and paralysis tremens. He points out that drinking 2-4 cups of coffee a day is beneficial. >>>More
It's harmful, that's a doubt, I don't remember where I read it, anyway, I've seen that tea is better than coffee, and tea is good for the body
With the development and utilization of edible fungi, the relationship between edible fungi and human health has attracted more and more attention. Scientific studies have found that children's regular consumption of mushroom foods is extremely beneficial to their health. As we all know, children's growth and development are inseparable from adequate nutrients. >>>More
The outside world said it was no problem. But one of my classmates is from the Second Military Medical University, and she said that when they donated blood voluntarily, the teachers never donated anything, and the school treated teachers very well after voluntary blood donation, but no one donated it. So she told me she still felt a little bit of a problem. >>>More
Drinking plenty of water regularly is harmful because other elements in the body are lost with too much water. Therefore, it is necessary to drink water in moderation, and you can't drink too much!