Coffee healthy drinking coffee can slow down the heartbeat and lower blood pressure

For the respiratory system: caffeine relaxes the smooth muscles around the trachea, thus expanding the trachea and adding breathing capacity. However, caffeine can not be used as a drug for clinical treatment of asthma.

To the blood sweat tube: drinking coffee can slow down the heartbeat, lower the blood pressure, improve the blood cycle, and enhance the myocardial elongation.

Coffee is a risk factor for feng in patients with heart disease and high blood pressure (ya). Studies conducted in the United States have shown that drinking coffee reduces heart disease and gao (high) blood pressure. Daily intake of caffeine must be within 200mg of zhi, that is, drinking no more than 3 cups of coffee a day. Never give coffee to children. I advise you not to let teenagers under the age of 15 drink coffee. After the age of 40, try not to drink or drink less coffee. New animals try to show that caffeine may be a carcinogen. Breast-feeding women should not drink coffee.

The primary zhen source of coffee is caffeine. In addition, it also contains fat and mineral materials such as magnesium, potassium, copper and vitamin B, aromatics and toxins. That is to say, coffee does not have any nutritional value, but due to the influence of caffeine, coffee has many advantages and disadvantages to the body.

For the urinary system: caffeine can dilate renal blood vessels and add glomerular blood flow, so it will add kidney water infiltration and exudation and detoxification function, but yi can say that coffee is not beneficial to the influence of urine.

1. The unhealthy effects of drinking coffee:

Drinking a small amount of coffee increases urine volume and risks the bladder, which can trigger urethral transmission of ran (staining).

two。 The effect of drinking coffee on physical strengths:

Drinking a small amount of coffee affects appetite, can cause vomiting and spasms, can also cause gastritis and tongue coating hou (thick) greasy, so it will make the body feel tired and powerful.

Excessive caffeine in the body has a depressing effect on the nervous system, causing insomnia, shou (hands) tremors and ambiguous speech.

New research shows that when breast-feeding women drink coffee, caffeine will enter the child's body along with the milk, making the child restless and unable to fall asleep.

To the nervous system: caffeine has a calming effect on the brain, which can eliminate the infection of laziness, make people feel tense and calm, and make people physically gather, think quickly and evoke memories. It has been proved by research that caffeine can slow people down, add up the speed and hit the computer, and make car drivers walk faster. But there is no scientific basis to prove that caffeine has an effect on improving the quality of tasks.