Benefits and disadvantages of coffee

The benefits of drinking coffee include refreshing, increasing activity endurance, promoting metabolism, etc. The disadvantages include affecting sleep, causing rapid heartbeat, causing gastrointestinal problems, etc.

1

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The main ingredient of refreshing coffee is caffeine, which has the effect of stimulating the central nervous system, so drinking coffee in moderation can refresh the mind.

2. Increase activity endurance

Coffee can promote fat decomposition and release more energy, so it can increase activity endurance to a certain extent.

3. Promote metabolism

Coffee helps promote metabolism, thus preventing cardiovascular and cerebrovascular diseases.

2. Disadvantages

1. Affect sleep

Caffeine can cause increased excitement of the human sympathetic nervous system, interfere with sleep, and cause insomnia in severe cases.

2. Cause rapid heartbeat

Caffeine in coffee can stimulate the heart, leading to accelerated heartbeat, irregular heartbeat, and discomfort in severe cases.

3. Cause gastrointestinal problems

Coffee can stimulate gastric acid secretion, thereby increasing the risk of gastrointestinal diseases such as gastric ulcer and gastritis.