Benefits of coffee:

1. Coffee contains certain nutrients. The niacin in coffee contains vitamin B, and the content is higher in roasted coffee beans. And there are free fatty acids, caffeine, tannins, etc.

2. Coffee is good for the skin. Coffee can promote metabolic function, activate digestive organs, and is very effective in treating constipation. Taking a bath with coffee powder is a kind of warm therapy and has the effect of losing weight.

3. Coffee can eliminate fatigue. To eliminate fatigue, it is necessary to supplement nutrition, rest and sleep, and promote metabolic function, and coffee has these functions.

Disadvantages of coffee:

1. It causes anesthesia. If the amount of coffee consumed by a regular coffee drinker is halved, it will cause them headaches, muscle pain, fatigue, and attention. Symptoms such as difficulty concentrating and nausea.

2. Drinking too much coffee can also cause paralysis or impotence.

3. If you drink more than three cups of coffee in a row, you will experience emotional stress, worry, shortness of breath, etc. If you drink more than ten cups, it will cause poisoning, dizziness, tinnitus, increased blood pressure, blurred vision, rapid arrhythmia, and in severe cases, neurological disorders, muscle tremors, etc.

Drinking coffee with sugar is good for the brain and can improve memory and attention span. Caffeine and sugar can complement and promote each other to more effectively improve brain cognitive function. After drinking coffee with sugar, the activity in the bilateral frontoparietal cortex and left prefrontal cortex of the human brain was significantly reduced. These two brain areas are responsible for attention and memory. The activity in these areas was reduced, which means that the brain works more efficiently.

The caffeine in coffee has a diuretic effect, which increases the excretion of calcium in the urine and promotes the secretion of calcium in the small intestine. The amount of calcium loss is directly proportional to the intake of caffeine. In order to make up for this shortcoming, every time I drink coffee, I first add milk instead of sugar.

Extended information:

Before drinking coffee, you should pay attention to the following matters:

1. Add low-fat milk to coffee and do not eat cream. Low-fat milk has fewer calories and helps offset the loss of calcium (a tablespoon of low-fat milk has only 6 calories but 19 mg of calcium).

2. Don’t add sugar to coffee. Consuming large amounts of sweetened coffee every day will add calories.

3. People with high cholesterol should drink filtered coffee. Unfiltered coffee often retains a high-cholesterol substance called cafestol, which may lead to increased cholesterol levels.

4. If you have difficulty falling asleep, please avoid drinking coffee at night or before going to bed.

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