1, can make the brain excited, make the body feel relaxed and happy, can produce happy emotions, can make people concentrate and think quickly;

2, can make the heart beat faster, raise blood pressure, promote blood circulation and increase myocardial contraction;

3, has a certain diuretic effect, can promote metabolism, promote the digestive system, and has a certain curative effect on constipation;

4, can improve the body's consumption of fat, can play the role of slimming.

Second, the disadvantages of drinking coffee are also obvious. Specifically, there are the following disadvantages:

1, coffee contains too much caffeine, which can cause anxiety and anxiety;

2, drinking too much coffee will affect appetite and even cause stomach cramps and gastritis;

Coffee can make people feel excited and can't sleep all night.

Drinking coffee has advantages and disadvantages. Everyone should drink coffee according to their actual situation and adaptability, and people who drink coffee regularly should pay attention to controlling their intake.