The reason why westerners like to drink coffee is 1, which is refreshing.
Caffeine has strong stimulation and fragrant smell, which easily passes through the brain-blood barrier, stimulates the central meridians, promotes brain activity, makes the mind more sober, lively and sensitive, has abundant thinking ability, concentrates attention and improves work efficiency; It can stimulate cerebral cortex, promote feeling, judgment and enhance memory ability.
2, strong bones and muscles, waist and knees
Caffeine can make muscles contract freely, increase tendon strength, reduce exercise valves, increase body sensitivity and improve motor function.
3, appetizing staple food
Caffeine can stimulate sympathetic nerve, stimulate gastric acid secretion in gastrointestinal tract, promote digestion, prevent bloating and gastroptosis, and promote gastrointestinal hormones and peristalsis hormones, thus quickly relieving constipation.
4. Eliminate fat and accumulation.
Caffeine can accelerate the decomposition of fat, improve the metabolic rate of the body, increase the consumption of heat energy, and help to reduce fat and tighten the skin. In addition, bathing with coffee powder is an excellent hyperthermia and helps to lose weight.
5. Li Qiao dehumidifies
Caffeine can promote renal function, expel excess sodium ions from the body, increase urine output, improve abdominal distension and edema, and help to lose weight.
6. Promoting blood circulation and removing blood stasis
Linoleic acid contained in coffee can hemolyze and prevent thrombosis, enhance vasoconstriction, promote blood circulation and relieve headache caused by vasodilation, especially migraine. In addition, it can promote venous return, moisturize skin, restore muscle surface elasticity and prevent cardiovascular diseases.
7, extinguish wind and stop spasm
Coffee can accelerate cholesterol metabolism, reduce coronary atherosclerosis and reduce the probability of stroke.
8, happy color
Drinking coffee in moderation on a regular basis will make people feel excited and happy, put aside troubles and melancholy, relieve stress and relax.
9. Shu Fei Dingchuan
Caffeine can promote sympathetic nerve, inhibit parasympathetic nerve and avoid parasympathetic nerve excitement and asthma.
10, dehumidification and deodorization
Caffeine contains tannin, which can deodorize and eliminate garlic and meat flavor.
Disadvantages of coffee 1. Aggravate hypertension.
Caffeine is often combined with other simple painkillers because of its analgesic effect. However, if you take a lot of caffeine for a long time, if you already have high blood pressure, using a lot of caffeine will only make your situation worse. Because caffeine alone can raise blood pressure, if combined with emotional tension, it will have a dangerous multiplier effect. Therefore, people at risk of hypertension should especially avoid drinking caffeinated drinks when working pressure is high. Some people who drink coffee all the year round think they are immune to the effects of caffeine, but this is not the case. A study shows that after drinking a cup of coffee, the blood pressure can rise for as long as 12 hours.
2. Induced osteoporosis
Caffeine itself has a good diuretic effect. If you drink a lot of coffee for a long time, it will easily lead to bone loss, which will adversely affect the preservation of bone mass and may increase the threat of osteoporosis in women. However, the premise is that people who usually have insufficient calcium intake in food, or people who don't exercise often, and postmenopausal women, due to insufficient estrogen, calcium loss, 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.
3. Overdose will affect alertness and memory.
Although coffee is good for the human body, it must be moderate, not more than 4 cups a day, about 800- 1000 cc. For people who are easily nervous and anxious, excessive drinking may be harmful-caffeine helps to improve alertness, sensitivity, memory and attention. But if you drink more coffee than you are used to, you will have the same dose of stimulants, which will cause tension. For people with anxiety tendency, caffeine can aggravate the symptoms of sweating, palpitation and tinnitus.
4. drinking coffee incorrectly will affect sleep.
It is best to drink coffee after meals, because coffee can promote the peristalsis of the stomach, help digestion, decompose the high-calorie and high-fat food just eaten, and will not stimulate the stomach because of drinking coffee on an empty stomach. If you drink it every day, it will have a good effect on improving constipation.
It is best not to choose after meals, for fear of affecting sleep. If you want to stay up late by drinking coffee, you may unconsciously drink a lot, which is not good for your health.
The advantage of drinking coffee is that it is good for the skin.
Coffee can accelerate the metabolism of the skin, accelerate the discharge of waste keratin from the skin, and dilute the dark circles caused by poor circulation. In addition, it also has antioxidant effect. Drinking coffee regularly can keep skin cells full of vitality and prevent cell oxidation, thus fighting aging.
Drinking coffee can prevent cancer.
Polyphenols contained in coffee are strong antioxidants. Drinking coffee every day has a certain effect on cancer prevention.
Women who drink more than 3 cups of caffeinated coffee a day have a 2 1% lower risk of basal cell cancer than women who drink less than1cup a month. Caffeine can also inhibit tumor growth.
If women can drink 4-6 cups of coffee every day, the incidence of breast cancer will be reduced by 25%-70%, even for women with a family history of breast cancer. This is because coffee can reduce the production of estrogen with carcinogenic effect.
Drink coffee after meals to nourish the stomach and help digestion.
Drinking coffee after meals is good for the health of the stomach. On the contrary, if you drink coffee on an empty stomach, the gastric juice secreted will damage the gastric mucosa, thus damaging the health of the stomach.
People who love meat had better have a cup of coffee after meals, which has a good effect of relieving boredom and helping digestion. In addition, the content of soluble dietary fiber in coffee is higher than that in orange juice, and caffeine can also stimulate intestinal peristalsis. So drinking coffee can relieve constipation.
Drinking coffee protects the liver
In recent years, more and more evidence shows that coffee can reduce the risk of liver cirrhosis and liver cancer. The polyphenols rich in coffee also have protective effects on the liver. It is suggested that hepatitis patients drink some coffee every day, which is very beneficial to the repair of liver cells. Drinking coffee can also help people who drink too much, are overweight, have diabetes or have excessive iron load to reduce the risk of liver disease, but there is no evidence that coffee and tea can reduce the risk of chronic liver disease caused by fatty liver or viral hepatitis.
Drinking coffee can prevent radiation damage.
Radiation damage has become a prominent pollution and harm at present. Especially the radiation of household appliances. For example, computers operated for a long time, microwave ovens and televisions at home. Studies clearly show that coffee helps to prevent radiation damage.
Drinking coffee can relieve exercise pain.
Drinking two cups of coffee after exercise helps to relieve muscle aches. A research report pointed out that drinking coffee can help people relieve muscle pain caused by excessive exercise. It is worth noting that although caffeine can relieve exercise pain, it is often only effective for people who don't drink coffee often.
Drinking coffee can relieve the hangover.
Chlorogenic acid in coffee can avoid alcoholism. Drinking a proper amount of coffee after drinking alcohol can quickly oxidize acetaldehyde converted from alcohol, decompose it into water and carbon dioxide and excrete it.
Drinking coffee can prevent gallstones.
Some studies believe that caffeinated coffee can stimulate gallbladder contraction, reduce cholesterol which is easy to form gallstones in bile, thus reducing the risk of people suffering from the most common gallstone diseases.
Drinking coffee to prevent depression
People who often drink coffee will feel less happy and irritable after drinking it, and their mood will improve. Research shows that a cup of coffee can really calm your mood when you are upset or depressed.
Precautions for drinking coffee: first drink a mouthful of cold water and clean your mouth.
Please drink coffee while it is hot, because the tannic acid in coffee is easy to change during cooling, which makes the taste sour and affects the flavor of coffee.
A drink? Black coffee? Every cup of coffee you drink must go through five years of growth, complicated procedures such as harvesting and baking, and careful preparation by the barista before it can blossom and bear fruit. So, why not take a sip without sugar and cream while it is hot? Black coffee? Feel the taste of coffee first, and then apply powder. Then add some sugar, take another sip, and finally add cream. Don't forget to try pure coffee first!
Take a sip of ice water before you officially start drinking coffee. Ice water can help the taste of coffee clearly emerge, so that every taste bud on your tongue is fully prepared to feel the delicious taste of coffee.
Drink alcohol in moderation. Coffee contains caffeine and should be drunk in moderation.
Don't drink indiscriminately. Caffeine in coffee can stimulate the brain, make you feel excited and eliminate drowsiness. However, the intake of caffeine should not be too much, and coffee must be drunk in moderation.
Enjoying a good cup of coffee according to the above process can not only appreciate the taste of coffee at different levels, but also help improve the ability to appreciate coffee.
Never drink coffee on an empty stomach.
Doctors remind people not to drink coffee on an empty stomach, because coffee will stimulate gastric acid secretion, especially patients with gastric ulcer should be more cautious. Coffee, as a drink, should be properly drunk according to personal circumstances. Generally speaking, in nutrition, we still emphasize a balanced diet rather than spicy food.
In addition, it is worth noting that patients with hypertension should avoid drinking caffeinated drinks when their work pressure is high. Because caffeine in coffee may lead to high blood pressure, if coupled with emotional tension, it will have a dangerous multiplier effect.
It's best not to drink on an empty stomach, but to eat some bread or something. Two or three cups of coffee a day is the most suitable, which can stabilize the nervous mood at work.
When drinking coffee, whether it is hot or cold, you should drink some boiled water. First, you can get rid of bad breath in your mouth, which makes it taste better. Second, because coffee has diuretic effect, drinking more white water can improve urination and protect renal function, and you don't have to worry about drinking coffee at the same time? Angry? .
According to reports, studies have shown that after drinking a cup of coffee, the blood pressure can rise for as long as 12 hours.
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