Coffee, its benefits and harms, do you really understand it?

Coffee is a widely popular drink that has the effects of refreshing the mind and improving work efficiency, but it also has some harms. Drinking coffee in moderation can stimulate the nervous system, improve attention and concentration, and help people work or study better. Excessive drinking may cause adverse effects such as insomnia, anxiety, and palpitations. Coffee may also have a negative impact on the digestive system and increase the risk of heart disease and high blood pressure. We should drink coffee in moderation and control the amount of drinking according to our own situation.

In this fast-paced era, coffee seems to have become a necessity in modern people's lives. Whenever you are tired from work or lack of energy, a cup of coffee can always quickly boost your spirits and make you full of energy again. Is coffee really good without any harm? Today we will talk in depth about the benefits and harms of coffee to help everyone have a more comprehensive understanding of this topic that seems familiar but may not be truly understood.

1. The effects of coffee

1. Refresh the mind : Caffeine in coffee is an alkaloid that can stimulate the central nervous system, improve attention and reaction speed. Drinking coffee in moderation can help us better cope with various challenges in work, study and life.

2. Improve mood : Caffeine can also promote the release of neurotransmitters such as dopamine, making people feel happy and excited. Drinking coffee in moderation can help relieve stress and improve mood.

3. Promote digestion : Caffeine can stimulate gastrointestinal motility and promote the secretion of digestive juice. Drinking it in moderation can help relieve indigestion and prevent constipation.

4. Reduce the risk of diabetes : Studies have shown that caffeine can increase insulin sensitivity and reduce the risk of diabetes.

5. Antioxidant : Various ingredients in coffee have antioxidant effects, which can help eliminate free radicals in the body and delay aging.

2. Harm of coffee

1. Insomnia and decreased sleep quality : Although the stimulating effect of caffeine can refresh people, it can also cause insomnia or decreased sleep quality in some people. This may have adverse effects on physical health in the long run.

2. Palpitations and arrhythmia : The stimulating effect of caffeine may also cause palpitations and arrhythmia, especially when consumed in excess.

3. Digestive system problems : Although caffeine can promote digestion, excessive drinking may also cause digestive system problems such as gastric ulcers and excessive stomach acid.

4. Aggravate anxiety and depression : The stimulating effect of caffeine may aggravate anxiety and depression symptoms in some people. People with mental illness should drink it with caution.

5. Impact on calcium absorption : Certain ingredients in coffee may affect calcium absorption. Long-term and excessive drinking may increase the risk of osteoporosis.

6. Impact on pregnant women and children : Excessive coffee consumption by pregnant women may have adverse effects on the fetus, and since children's bodies are not yet fully developed, excessive drinking may also affect the development of their nervous system.

Coffee has its unique effects, but also has hazards that cannot be ignored. While we enjoy the refreshing and cheerful effects that coffee brings, we should also pay attention to its possible negative effects. How to drink coffee scientifically and reasonably has become a problem that each of us needs to think about. We should drink coffee in moderation according to our physical condition and living habits, so that coffee can truly become a good companion in our lives.