Smokers who drink coffee are more likely to develop cancer.

Coffee is only a fashionable drink in our country, and it has long become a part of daily diet in foreign countries, and it has become a necessary drink for many families and companies. However, health experts warn people not to drink coffee too much, or there will be health risks.

1. Canadian researchers recently found that caffeine has a bad effect on people who don't have enough insulin. Researchers have found that caffeine has adverse effects on potential patients with type 2 diabetes, which may lead to type 2 diabetes. Type 2 diabetes is the most common diabetes in Canada, accounting for 90% of all diabetics.

two。 Researchers from Harvard University in the United States have found that people who drink coffee are more likely to develop bladder cancer, especially for women. If the risk of bladder cancer is set at 1 for those who drink only half a cup of coffee or not, then among those who drink more than three cups of coffee a day, the risk of bladder cancer is 1.31 for men and 2.19 for women. Japanese scientific research report also said that in some male patients with gastric cancer, many people like to drink coffee.

3. According to the results of earlier international studies, pregnant women who drink coffee or other caffeinated drinks are prone to miscarriage, and even if they do not have a miscarriage, their fetuses are likely to weigh less. However, the result is also controversial. Recent findings by Swedish researchers suggest that a small amount of coffee or other caffeinated drinks consumed by pregnant women may not do any harm to the fetus. However, most researchers admit that pregnant women should not drink too much coffee.

4. Coffee contains caffeine ingredients, with mild central nervous stimulation, appropriate drinking can reduce fatigue, enhance memory, reasoning and intelligence, auditory and visual response also become sharp. At the same time, long-term absorption of excessive caffeine may lead to high blood pressure. Recently, the international medical community has also discussed the possible effects of coffee on health problems such as osteoporosis, high blood pressure, heart disease, weight loss, pregnancy and preterm birth.

Two speculations about coffee causing cancer:

First, it is believed that caffeine, the main component of coffee, plays a role in inducing tumor.

The other is that poppy-like substances are produced in the process of making coffee, which is carcinogenic.

Although caffeine is not an addictive "drug", experts believe that abstaining from caffeine should not be too sudden, lest it cause migraine-like problems or bad temper. To quit coffee, it is best to take a gradual approach, reducing a little every day until it is reduced to less than 3 cups. If you feel a headache during the reduction period, maintain the present amount for the time being, and continue to reduce the pain.