The benefits and disadvantages of drinking coffee
The benefits of coffee
1. Coffee contains a certain amount of nutrients. Nicotinic acid in coffee contains vitamin B and is higher in roasted coffee beans. And there are free fatty acids, caffeine, tannic acid and so on.
2. Coffee benefits the skin. Coffee can promote metabolic function, active digestive organs, and has a great effect on constipation. Bathing with coffee powder is a kind of warming therapy that has the effect of losing weight.
3. Coffee has anti-alcoholic function. After drinking coffee, the acetaldehyde converted from alcohol will be quickly oxidized and decomposed into water and carbon dioxide to be excreted.
4. Coffee can eliminate fatigue. To eliminate fatigue, you must supplement nutrition, rest and sleep, and promote metabolic functions, and coffee has these functions.
5. Three cups of coffee a day can prevent gallstones. For caffeinated coffee, which stimulates gallbladder contraction and reduces gallstone cholesterol, the latest Harvard University researchers found that men who drink two or three cups of coffee a day have a gallstone probability of less than 40%. .
6. Drink coffee regularly to prevent radiation damage. Radiation damage, especially electrical radiation, has become a prominent pollution. The Indian Pyroban Atomic Researcher got this conclusion in a mouse experiment and stated that it can be applied to humans.
7. Health and medical functions of coffee. Coffee has antioxidant and heart care, strong bones and muscles, good for waist and knee, appetizing and promoting food, cellulite consumer product, benefit defecation and dehumidification, blood stasis, interest rate and other effects.
8. The influence of coffee on emotions. Experiments have shown that most people absorb 300 mg (about 3 cups of brewed coffee) of caffeine a day, which will have a good effect on a person’s alertness and emotions.
The disadvantages of coffee
1. Adding mess to caffeine when stressed helps increase alertness, agility, memory, and concentration. However, drinking more than the amount of coffee you are accustomed to drinking will produce stimulants similar to the same dose, which can cause neurological allergies. For those who are prone to anxiety disorders, caffeine can worsen the symptoms of sweating, palpitations and tinnitus.
2. Exacerbate Hypertension Caffeine often synthesizes with other simple analgesics because of its analgesic effect. However, if you take a lot of it for a long time, if you have already had high blood pressure yourself, using a lot of caffeine will only make you more likely. Seriously. Since caffeine alone can increase blood pressure, combined with emotional stress, it will have a dangerous synergistic effect. Therefore, people at risk of hypertension should especially avoid drinking caffeinated beverages at work stress. . Some people who have coffee habits all year round think that they are immune to the effects of caffeine, but this is not the case. A study showed that after a cup of coffee, blood pressure can rise for as long as 12 hours.
3. Induced osteoporosis Caffeine itself has a good diuretic effect. If you drink coffee for a long period of time, it can easily cause bone loss and adversely affect the preservation of bone mass. For women, it may increase bone mass. Loose threats. However, the premise is that there is no adequate intake of calcium in food, or people who do not move often, plus women after menopause, because of the lack of calcium loss caused by estrogen, these conditions plus a large number of caffeine It is possible to pose a threat to the bone. If you can enjoy it in a reasonable amount, you can still do it because you don't like it.
4. Vitamin B1 can maintain the balance and stability of the nervous system, but caffeine in coffee can consume a lot of B vitamins in the body. If you drink more than 4 cups of coffee a day, it will cause a significant lack of B vitamins in the body.
5. People who drink coffee regularly are prone to develop bladder cancer, especially women. Even women who only drink 1 cup of coffee a day have a 2.5 times higher risk of developing bladder cancer than those who do not drink coffee.
Excessive coffee consumption
In the case of long-term ingestion, a large dose of caffeine is a drug that can cause "caffeine poisoning." Caffeine poisoning includes addiction and a series of physical and psychological adverse reactions such as nervousness, irritability, anxiety, tremors, muscle twitching (reflexia), insomnia and palpitations (usually people take caffeine because of its stimulating effect, many Students take caffeine pills when they are taking the test and who do night shifts, and refreshing drinks such as tea or coffee contain caffeine, which can easily cause tinnitus.
Under the strict definition of addiction, only gradually increasing usage is addictive, and the description of caffeine dependence is more appropriate, but under a widely accepted definition, all chronic and difficult to get rid of behaviors are called addiction, so it is also possible to Description of caffeine addiction. In addition, because caffeine can increase gastric acid, sustained high-dose intake can lead to peptic ulcers, erosive esophagitis and gastroesophageal reflux disease. However, because both normal coffee and decaffeinated coffee stimulate the gastric mucosa and increase gastric acid secretion, caffeine may not be the only component of coffee.
The four mental disorders caused by caffeine, as verified by the Handbook of Diagnosis and Statistics of Mental Disorders (Fourth Edition), include caffeine over-excitement, caffeine anxiety, caffeine sleep disorders, and other caffeine-related disorders.
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