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[리얼푸드=고승희 기자] Koreans love coffee. According to the International Coffee Organization (ICO), Korea ranked sixth in the world, ranking first in world coffee consumption in the United States and second in Brazil.
According to KCS, last year, Koreans consumed 26.5 billion cups of coffee. Knowing that the Korean population is 5,177, the annual per capita consumption of coffee is 512 cups.
One or two cups of coffee a day have many health benefits. A number of studies have shown that drinking coffee daily avoids premature death and reduces the risk of dementia.
However, too much input is not good. Caffeine in coffee has various effects on our body. Food and Drug Safety Standards The recommended daily intake of caffeine for up to one day is 400 mg. If you reduce caffeine intake, you may notice a change in your body that you do not know.
1. Reduction of anxiety
A decrease in caffeine consumption can reduce anxiety. Caffeine consumption not only increases anxiety but also makes the nerves nervous.
Indeed, studies conducted at the Johns Hopkins School of Medicine in the United States have shown that an excess of caffeine increases anxiety and agility by promoting the release of adrenaline.
2. Improvement of sleep disorders
Caffeine affects the quality of sleep of many people. Caffeine inhibits neurons in the brain and interferes with the delivery of sleep inducers. Studies published in 2008 by the International Journal of Sleep Medicine have shown that drinking coffee every day alters the quality of sleep by changing sleep patterns, forcing them to nap and possibly not doing well. to sleep at night.
In addition, caffeine-rich beverages such as energy drinks are not available in poor sleep conditions. According to the Japan National Institute of Research in Mental Neurology, drinking caffeine-rich drinks can result in sleep deprivation, overwork and fatigue.
3. headache
One of the typical symptoms of caffeine addiction is headache. People who drink coffee do not reduce or consume a lot of coffee during the day and headaches appear within 12 to 24 hours.
According to a study by the Johns Hopkins School of Medicine, over 50% of people who drink coffee frequently lose caffeine and have had headaches within 24 hours. According to the researchers, caffeine prevents adenosine from dilating the blood vessels of our body. If caffeine consumption is limited, adenosine and blood vessels become more susceptible to weaning leading to headaches. However, if you reduce caffeine in the long run, these symptoms disappear.
4. Improved digestive disorders
Excessive consumption of caffeine also affects the digestive system. Coffee stimulates the intestines and the consumption of large amounts of coffee can cause symptoms of diarrhea as well as incontinence. These symptoms, which reduce caffeine intake, are also lessened.
5. BP Relief
Caffeine in coffee is the cause of the rise in blood pressure. Some studies have shown that consuming more than three espresso drinks a day increases blood pressure and blood sugar, as well as cardiovascular disease.
A study published in the Journal of the American Medical Association (JAMA) found that caffeine-rich beverages increased caffeine levels in the blood and stress hormones as well as high blood pressure. about 6%.
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