They all like to drink coffee to refresh themselves, what are the dangers of drinking coffee to the

Drinking too much coffee is not good for the stomach, and you can't drink too much anyway.

Drinking coffee regularly will cause caffeine to accumulate in the body, and too much caffeine will affect the nervous system, urinary system, etc., which can cause insomnia, shaking hands or slurred speech.

Coffee does have a refreshing effect, but regular consumption will cause the body's metabolism to speed up, and at the same time accelerate the consumption of B vitamins, and people with B vitamin deficiency are more likely to feel fatigue, then they will want to drink more coffee, and in the long run, a vicious circle will be formed.

Why is it that drinking coffee for a refreshing but not effective for some people?

This problem has been bothering me for a long time, for me coffee is not effective, but when I want to sleep, I will make a cup of coffee, not only will not affect my sleep, but will sleep faster. Caffeine is a pick-me-up because it disables the sleepiness regulatory switch in the brain. There is a receptor in the brain that makes the brain feel sleepy, and this receptor is regulated by "adenosine", and when adenosine binds to it, a person feels sleepy.

Caffeine is structurally similar to adenosine, so the receptor that controls drowsiness also binds to caffeine; This "wrong combination" doesn't make the brain feel sleepy, so people don't want to sleep.

1. Is drinking coffee for a long time good for the body?

Caffeine is a central nervous system stimulant, and in addition to **, most people can stay awake and refresh when they drink coffee. When consumed for a long time*** includes: insomnia, rapid heartbeat, stomach upset, increased blood pressure, migraines, nervousness, anxiety, tinnitus, muscle tics, frequent urination, dehydration, calcium loss, etc.

Sensitive people can experience even a small cup or two of coffee. Long-term coffee consumption may cause tolerance and even dependence, and if you suddenly stop consuming caffeine, you may experience withdrawal symptoms such as severe headaches, muscle pain, depression, irritability, and constipation. <>

2. Who is not suitable for coffee?

Use caffeinated beverages with caution in the following situations: insomnia; gastric discomfort such as gastric ulcer, gastroesophageal reflux, heartburn, flatulence, etc.; diarrhoea and irritable bowel syndrome; Glaucoma patients, hypertensive patients; Patients with heart disease. <>

3. Summary.

There are benefits to drinking coffee regularly and in moderation. Drinking coffee can alleviate depression, protect the brain, and prevent Alzheimer's disease. Coffee contains a lot of energy, enhances physical fitness, can enhance metabolic function, eliminate fatigue, promote sleep and rest, can improve memory, and enhance brain power.

Drinking coffee can be appetizing, increase appetite, eliminate food accumulation, strengthen muscles and bones, and protect the heart. However, not drinking a large amount of coffee at one time can lead to insomnia, even caffeine poisoning, and in severe cases, death. <

The main reason is that some people metabolize caffeine very slowly, so it has no effect on some people. Drinking coffee for a long time is good for the body.

Because some people are immune to caffeine, drinking coffee for a long time is definitely not good for the body, which will lead to endocrine system disorders.

Mainly because some people are resistant to coffee. Drinking coffee for a long time is not good for the body, which will damage the body.

Hello, according to the main ingredient of coffee is because it contains caffeine, caffeine can increase the burden on the body's multiple systems in addition to refreshing. a. If autonomic dysfunction is caused, patients may have headache, dizziness, insomnia, forgetfulness, fatigue, palpitation, shortness of breath, etc. b. Caffeine helps to improve alertness, sensitivity, memory and concentration, but drinking too much will produce a stimulant similar to eating the same dose, which will cause nervousness.

For people with mood changes such as anxiety, depression, nervousness, and insomnia, coffee can cause symptoms such as sweaty palms, palpitations, and tinnitus, or aggravate the original anxiety and depression. c. Because coffee has a diuretic effect, such as taking a large amount of coffee for a long time, it is easy to cause bone loss, which will have an adverse impact on bone preservation, especially for women, it is easy to cause osteoporosis.

Drinking coffee for a long time will definitely have an impact on the body, so try to drink it as little as possible, and it doesn't matter if you drink it once or twice once in a while.

Pros of drinking coffee: 1Coffee 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. 2.

Coffee is good for. Coffee can promote metabolic function, activate digestive organs, and have a great effect on constipation.