Coffee, its effects, functions and contraindications, do you really understand it?

Coffee is a popular drink that can refresh the mind and improve work efficiency. Drinking it in moderation can also promote blood circulation and help digestion. Excessive drinking may cause adverse effects such as insomnia and palpitations. Pregnant women, patients with hypertension and other specific groups should drink it with caution or avoid drinking it. Understanding the effects and functions of coffee as well as the contraindications is crucial for healthy coffee drinking. We should drink it in moderation according to our own situation to avoid the adverse effects of excessive drinking.

In busy modern life, coffee has become an indispensable existence for many people. With its unique charm, it attracts the love of many consumers around the world. Do you really understand the efficacy and functions of coffee, as well as the taboos and side effects related to it?

1. The efficacy and function of coffee

1. Refresh the mind : Caffeine in coffee is an alkaloid that can stimulate the central nervous system, keep the brain awake, improve concentration, and help improve work efficiency.

2. Promote metabolism : Caffeine can stimulate the gastrointestinal tract, promote the secretion of digestive juice, help digestion and absorption of food, it can also speed up the body's metabolism and help lose weight.

3. Improve mood : Studies have shown that moderate caffeine intake can relieve symptoms such as low mood, fatigue and depression, and help improve mood.

4. Diuretic and detumescent : The caffeine in coffee can promote kidney urination and has a certain effect on relieving edema.

5. Prevent cardiovascular diseases : Drinking coffee in moderation can reduce the risk of cardiovascular diseases because some ingredients in coffee, such as polyphenols and chlorogenic acid, have antioxidant effects.

2. Side Effects of Coffee

1. Insomnia : The stimulating effect of caffeine may make it difficult for some people to fall asleep, especially for those who are sensitive to caffeine, who may have difficulty sleeping all night after drinking it.

2. Palpitations : The stimulation of caffeine may cause the heartbeat to accelerate, which may cause palpitations or arrhythmia for people with poor heart.

3. Gastrointestinal discomfort : Excessive consumption of coffee may irritate the gastric mucosa, leading to stomach pain, excessive stomach acid and other problems. Long-term and excessive drinking may also cause chronic gastritis.

4. Calcium loss : Long-term and excessive coffee consumption may lead to calcium loss in the body and increase the risk of osteoporosis.

5. Mood swings : Although a moderate amount of caffeine can improve your mood, excessive amounts may lead to mood swings, such as anxiety and irritability.

3. Taboos of coffee

1. Pregnant women : Pregnant women should try to avoid drinking coffee because caffeine may have adverse effects on the fetus.

2. Patients with hypertension : Caffeine may cause high blood pressure, so patients with hypertension should drink it with caution.

3. Patients with digestive tract diseases : People with digestive tract diseases such as gastritis and gastric ulcer should drink less coffee to avoid irritating the gastric mucosa.

4. Insomnia patients : People who are prone to insomnia should reduce or avoid drinking coffee to avoid aggravating insomnia symptoms.

5. People who are allergic to caffeine : Some people may be allergic to caffeine. If symptoms such as rash or allergies occur, they should stop drinking immediately.

It should be noted that although coffee has many benefits, everything should be moderate. Excessive coffee consumption may bring many adverse effects. So how to drink coffee in moderation? According to your physical condition and living habits, you should control your daily coffee intake. You can choose low-caffeine or decaffeinated drinks to reduce stimulation to the body. Maintaining a good work and rest and eating habits is the key to staying healthy.

While enjoying the wonderful moments brought by coffee, we must also understand its side effects and contraindications, and drink coffee scientifically, reasonably and healthily. Only then can we truly enjoy the beauty that coffee brings us while avoiding potential health risks.