A study published in the American Journal of Clinical Gastroenterology and Hepatology found that drinking coffee every day can reduce the risk of primary liver cancer (the most common type of liver cancer) by 40%. Other studies have shown that drinking coffee regularly can reduce the risk of ovarian cancer in women.

2. Protect the cardiovascular system

After studying 25,000 subjects, Korean researchers found that people who drink 3 to 5 cups of coffee a day (about 200 ml per cup) have a lower risk of cardiovascular disease. A study by the National Cancer Research Center of Japan shows that people who drink 1 cup of coffee every day have a lower risk of death from stroke than those who don't drink coffee.

3. Coffee is good for the skin.

Coffee can promote metabolic function, activate digestive organs and play a great role in constipation. Bathing with coffee powder is a kind of hyperthermia, which has the function of losing weight.

Step 4 Enhance memory

Moderate intake of caffeine is beneficial to both short-term memory and long-term memory, which helps to prevent cognitive decline.

Step 5 prevent diabetes

A study of 6.5438+0.26 million people in Harvard University shows that people who drink coffee regularly have a lower risk of developing type 2 diabetes.

6, contribute to longevity

An academic paper published by a medical professor at Indiana University shows that the death rate of people who insist on drinking coffee is lower than that of ordinary people.

7. Reduce the risk of fatty liver.

Dr. Frank Hu, a professor of nutrition and epidemiology at Harvard School of Public Health, also found that drinking coffee can reduce the risk of fatty liver, reduce the risk of suicide by 50%, promote digestion and prevent constipation.

Extended data

It is best to drink coffee half an hour after meals, not before meals. Drinking coffee before meals will affect the body's absorption of mineral elements such as iron and calcium, leading to the loss of iron and calcium, which is easy to cause iron deficiency anemia, and menopausal women are prone to osteoporosis.

Drink coffee half an hour before exercise, but you are still very tired after a nap. You might as well have a cup of coffee to refresh yourself. It is best not to drink coffee at night, so as not to affect sleep.

Coffee is an exciting drink. Excessive drinking may lead to insomnia, nervousness and stomach upset. From the point of view of nutrition, it is enough for normal people to drink one or two cups of coffee a day, and it is best not to drink it at night.

It is best not to add sugar such as cube sugar to coffee, but adding milk can not only improve the taste, but also make up for the loss of calcium.

Disadvantages of coffee:

1, which leads to anesthesia. If a person who drinks coffee regularly reduces the amount of coffee by half, it will cause headache, muscle pain, fatigue, inattention, nausea and other symptoms. Researchers suggest that coffee addiction should also be regarded as a mental illness or drug addiction.

Drinking too much coffee can also lead to paralysis or impotence.

If you drink more than three cups of coffee at a time, you will experience emotional tension, anxiety and shortness of breath. If you drink more than ten cups, it will cause poisoning, such as dizziness, tinnitus, elevated blood pressure, blurred vision, rapid arrhythmia, and even nervous disorder and muscle tremor. The dose of caffeine poisoning is generally 0.5 ~1g.

Resource People's Network-The doctor finally rehabilitated the coffee! Six benefits make you have to drink.