Coffee is one of the hot or cold drinks that is prepared by fermenting the coffee seed powder, where these seeds are inside the coffee fruit, and the coffee trees have the advantage that they can live for about a hundred years, and are produced largely between the seventh and twenty years, and one tree may produce the equivalent 4.53 kilograms of coffee during this time, and its fruits are harvested when their color turns red, and the seeds are then dried in the sunlight , or by other methods, and then fermented with the aim of improving the taste of coffee, then the peels and impurities are removed from it, roasted, and ground to be used in preparing a drink Coffee.
Coffee
Coffee is one of the hot or cold drinks that is prepared by fermenting the coffee seed powder, where these seeds are inside the coffee fruit, and the coffee trees have the advantage that they can live for about a hundred years, and are produced largely between the seventh and twenty years, and one tree may produce the equivalent 4.53 kilograms of coffee during this time, and its fruits are harvested when their color turns red, and the seeds are then dried in the sunlight , or by other methods, and then fermented with the aim of improving the taste of coffee, then the peels and impurities are removed from it, roasted, and ground to be used in preparing a drink Coffee.
The benefits and risks of coffee
The benefits of coffee
Coffee contains many antioxidants and nutrients that are beneficial to human health, as well as providing many health benefits. The most important of these are the following:
- Improving energy levels: Coffee can help reduce fatigue and increase energy levels in the body , because it contains caffeine, which is a stimulant, as this substance is absorbed into the bloodstream and then transferred to the brain, and caffeine activates adenosine In the brain, which is one of the inhibitory neurotransmitters, which increases the amounts of other transmitters; Like dopamine and norepinephrine, and thus stimulate nerve cells , studies have shown that coffee improves memory, response time, alertness, mood, and other brain functions.
- Helping to burn fat: Caffeine is one of the few natural substances that help burn fats in the body, and some studies have found that it boosts the metabolism rate by 3-11%, but this effect may be reduced in people who drink coffee in the long term.
- Significant improvement in physical performance: Caffeine stimulates the nervous system , and the breakdown of fat cells in the body into fatty acids that are used by the body as energy, and also increases levels of adrenaline in the blood, which is the hormone that prepares the body for intense physical exertion, which leads to improved physical performance.
- The possibility of reducing the risk of developing type 2 diabetes: Studies indicate that people who drink coffee have a 23-50% lower risk of developing type 2 diabetes .
- The possibility of reducing the risk of Alzheimer's and Parkinson's disease: Several studies have shown that people who drink coffee have a 65% lower risk of developing Alzheimer's disease, as this disease is the main cause of dementia, and it has been found that coffee drinkers have a reduced risk of developing Parkinson's disease by between 32-60%.
- Combating depression: Depression is a mental disorder that affects the quality of life, and one study indicated that people who drink more than 4 cups of coffee per day have a 20% reduced risk of developing depression .
- The possibility of reducing the risk of some types of cancer: One study found that coffee reduces the risk of colon and rectal cancer by 15%, and other studies showed that people who drink coffee have a 40% lower risk of developing liver cancer, and colorectal cancer is the fourth most common cause of death. In the world, while liver cancer is the third cause of death.
The dangers of coffee
The coffee drink is safe for most adults, however, eat more than six cups per day of which may cause what is known as pre - eclampsia caffeine , where symptoms such as irritability appear, or anxiety, and that people who eat large amounts of this drink On the other hand, caffeine can cause insomnia, nervousness, restlessness, nausea, vomiting, stomach upset, increased respiratory rate, and heartbeat, on a daily basis, which causes withdrawal symptoms. And other symptoms, just as drinking coffee too much may cause headache and buzzing in the ear, and there are several other caveats associated with coffee consumption, and the following are the most important of them:
- Pregnancy and breast-feeding: Caffeinated coffee can be safe for a pregnant woman by two cups or less per day, as this amount contains 200 mg of caffeine, but higher intake is associated with an increased risk of miscarriage, premature labor, and a low weight of the child. Infancy stage, drinking one to two cups of coffee is safe for the mother and the baby, but large amounts of caffeine cause confusion, sleep problems, and irritation of the infant's digestive system .
- Children: Caffeinated coffee is not safe for a child, as the symptoms associated with caffeine are more severe in children than in adults.
- Anxiety: Caffeine can worsen anxiety disorders .
- Bleeding disorders: Drinking coffee can worsen bleeding disorders.
- Diarrhea: High amounts of caffeine can worsen diarrhea.
- Heart disease: brewed, unfiltered coffee increases the amount of cholesterol and fats in the blood and levels of homo cysteine . These factors increase the risk of heart disease, and research has indicated that drinking coffee is linked to heart attacks.
- Diabetes: Some research indicates that the caffeine in coffee can change the way sugar is processed in the body in people with diabetes, which can lead to an increase or decrease in blood sugar levels, so diabetics are advised to drink coffee in moderation.
- Osteoporosis: Caffeinated coffee can increase the amount of calcium that is excreted from the body through the urine, which can weaken the bones. Therefore, people with osteoporosis are advised to reduce their caffeine intake to less than 300 milligrams per day, which equates to two to three cups or less than Coffee, on the other hand, women of postmenopausal age are advised to beware of consuming caffeine if they suffer from a genetic condition that prevents the conversion of vitamin D in the body naturally.
- Irritable bowel syndrome: can lead to eating large amounts of caffeine found in coffee to increase the symptoms associated with poor nervous colon .
- Blue water: Drinking caffeinated coffee increases the pressure on the eyes from the inside thirty minutes after drinking it, and it lasts for 90 minutes or more.
- High blood pressure: Drinking caffeinated coffee increases blood pressure in people with high blood pressure, but this effect is less in people who are used to drinking it.
The nutritional value of coffee
The following table shows the nutrients found in one cup of coffee, or the equivalent of 248 grams:
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