How harmful is coffee to the body?

Disadvantage: 1Caffeine helps improve alertness, alertness, memory and concentration.

But drinking more coffee than you're used to can produce a similar dose of stimulant and cause jitters. For people with anxiety disorders, caffeine can worsen symptoms such as sweaty palms, heart palpitations, and tinnitus. 2.

Exacerbate high blood pressure Caffeine is often combined with other simple painkillers because of its pain-relieving properties, but if you take large amounts of caffeine over a long period of time, using a lot of caffeine will only make your condition worse. Because caffeine alone can raise blood pressure, and when combined with emotional stress, it can have a dangerous synergistic effect, so people at risk of high blood pressure should especially avoid drinking caffeinated beverages during stressful work times. Some people who drink coffee all year round think they are immune to the effects of caffeine, but this is not the case, as one study showed that blood pressure can rise for up to 12 hours after drinking a cup of coffee.

3.Induce osteoporosis Caffeine itself has a good diuretic effect, if you drink coffee for a long time and in large quantities, it is easy to cause bone loss, which will have an adverse effect on bone preservation, and for women, it may increase the threat of osteoporosis. However, the premise is that people who lack enough calcium in their usual food, or who do not move often, plus postmenopausal women, due to the lack of estrogen caused by calcium loss, the above conditions, coupled with a large amount of caffeine, may pose a threat to bones.

If you can enjoy it in a reasonable amount, you can still do it without choking. In addition, the following six types of people should not drink coffee: Suffering from high blood pressure, coronary heart disease, arteriosclerosis and other diseases - long-term or large consumption of coffee can cause cardiovascular disease.

Older women – Coffee reduces calcium and causes osteoporosis. After menopause, women need to increase the amount of calcium tenfold per day. Patients with stomach problems – Drinking too much coffee can cause stomach problems to worsen.

Pregnant women – Drinking too much coffee can lead to fetal malformations or miscarriage. Vitamin B1 Deficiency – Vitamin B1 keeps the nervous system balanced and stable, and coffee has a damaging effect on it. Excessive consumption of coffee ——— cancer patients are cancer-causing to normal people.

The main ingredient of coffee is caffeine, which can cause an excitatory effect on the central nervous system. In addition to **, most people drink coffee to stay awake and refreshed. But if you take it for a long time, some *** will appear.

For example, insomnia, rapid heartbeat, gastrointestinal adverse reactions, and even some patients will experience increased blood pressure, migraines, nervousness and anxiety. In addition, current research has also shown that long-term coffee consumption can also cause a large loss of calcium.

The main benefits of drinking coffee are refreshing, ****, and eliminating edema, and the disadvantages are mainly causing insomnia and calcium deficiency. It has the following characteristics:

Benefits of drinking coffee.

1. Refresh your mind: Drinking coffee can refresh your mind. Coffee contains caffeine, which can improve nerve excitability and play a role in raising the mind. When you feel sleepy and sleepy during the day, you can make a cup of coffee to relieve fatigue.

2. ****: You can drink coffee. The caffeine contained in coffee can increase the heart rate, which plays a role in increasing the body's metabolic rate.

People who want to be the best can drink some unsweetened coffee appropriately, which can promote the speed of the body's metabolism, so as to play an auxiliary role.

3. Eliminate edema: Drinking coffee can eliminate edema. Coffee contains elements such as potassium, which can enhance kidney function and promote the excretion of excess water in the body through urine. People with edema in the body can drink some coffee appropriately, which can play a role in eliminating edema.

Disadvantages of drinking coffee.

1. Cause insomnia: Drinking coffee may cause insomnia. If you are sensitive to caffeine, after drinking coffee, you may experience insomnia symptoms such as high nervous excitability and difficulty falling asleep.

2. Cause calcium deficiency: Drinking coffee may lead to calcium deficiency. If you drink a lot of coffee for a long time, it will lead to excessive caffeine in the body, which will affect the body's absorption of calcium, and calcium deficiency will occur.

Regular consumption of coffee can promote urination and refresh the mind, but regular consumption may also lead to adverse reactions such as osteoporosis, increased blood pressure, and nervousness.

1. Benefits of drinking coffee:

1. Refresh your mind:

The caffeine in coffee can excite nerves, which can help boost energy, improve reaction speed, and speed up work efficiency;

2. Promote urination

Caffeine can strengthen kidney function, help excess sodium ions in the body to be excreted from the body, and also increase urine output, which is conducive to improving abdominal distension and edema.

2. Disadvantages of drinking coffee:

1. Osteoporosis:

Long-term coffee consumption may cause calcium loss and induce osteoporosis, especially in women. For people who are in the growth and development period, it may not be conducive to bone growth;

2. Increased blood pressure:

Because there is also caffeine in coffee, it is easy to cause sympathetic nerve excitation, which increases heart rate and cardiac output, resulting in an increase in blood pressure. If the patient has high blood pressure, blood pressure will be poorly controlled;

3. Nervousness:

Drinking too much coffee is prone to nervousness, manifested by symptoms such as sweaty palms, palpitations, and tinnitus.

4. Cause insomnia:

Coffee itself has the effect of refreshing the mind, but if you drink a lot of coffee regularly, it may cause insomnia at night, overexcited nerves, and affect the quality of sleep.