The efficacy, effects and contraindications of coffee

The efficacy and effects of coffee

Coffee is a popular drink with many surprising benefits and effects. First, coffee can refresh the mind. It contains caffeine, a substance that stimulates the central nervous system. When we feel tired or sleepy, a cup of coffee can help us stay awake and focused.

Secondly, coffee can also enhance memory. Studies have shown that moderate intake of caffeine can improve brain function and enhance learning and memory ability. This is especially important for people who need to concentrate for a long time to work or study.

In addition, coffee also has the function of antioxidants. It is rich in various antioxidant substances, such as polyphenol compounds and vitamin E, which play a role in removing free radicals and delaying aging in the body.

Moderate drinking and taboos

Although drinking coffee in moderation is good for the body, excessive intake may cause some adverse reactions. First of all, caffeine is a stimulant, and excessive intake may cause symptoms such as increased heart rate, insomnia, and anxiety. Therefore, it is recommended that the daily intake of caffeine should not exceed 400 mg.

Secondly, long-term and large amounts of coffee drinking may irritate the gastrointestinal tract and increase gastric acid secretion. This may lead to problems such as heartburn, indigestion, and ulcers. For people with gastrointestinal problems, it is more important to drink in moderation.

Additionally, pregnant and breastfeeding women should limit their coffee intake. High doses of caffeine can cross the placenta or enter breast milk and affect the baby's development and health.

Other considerations

In addition to the above taboos, you should also be careful about drinking coffee in certain situations. For example, if you are taking medication or have special health problems, please follow the advice given by your doctor or professional.

In addition, it is best to avoid drinking strong coffee near bedtime at night. The stimulating effect of caffeine may affect sleep quality, leading to insomnia or staying up late.

Finally, for those who want to reduce their caffeine intake, there are decaffeinated or decaffeinated coffee alternatives. These products retain the flavor and mouthfeel of coffee but reduce the stimulation to the central nervous system.

in conclusion

Overall, drinking coffee in moderation has many benefits and can provide a certain degree of excitement and concentration. However, when enjoying this delicious drink, you also need to pay attention to your physical condition and the appropriate amount of intake. Only by properly controlling the intake and following the doctor's advice can we better enjoy the benefits of coffee.