You certainly don't know about the eight advantages and disadvantages of coffee.

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In the long history of mankind, coffee has indeed been used as a medicine, but there is no saying that coffee can prevent disease. Most people in the coffee industry promote words such as the origin of beans, roasting, bean selection, and the aroma and taste of coffee, but seldom mention information about the health benefits of coffee.

For example, coffee is one of the excellent sources of vitamin B2 and is also rich in many phytochemicals (phytochemicals):

Chlorogenic acid (chlorogenic acid) is the main polyphenolic antioxidant in coffee.

Quinic acid (Quinic acid) is the ingredient that makes coffee slightly sour.

Caffeine (cafestol) and caffeinol (kahweol) are diterpenoids commonly found in unfiltered coffee.

The natural stimulant caffeine (caffeine) acts on the central nervous system of the body.

N-methylpyridinium (NMB) produced during coffee roasting can enhance the effects of other phytochemicals.

More than 1000 studies on coffee and health have been published since ancient times. Early studies have found that drinking coffee may increase the incidence of some cancers. Recently, large and well-structured studies have found that moderate consumption of coffee can prevent the occurrence of cancer, such as liver cancer and endometrial cancer. Experimental studies have also found similar results, such as caffeine can stimulate the intestinal tract, accelerate its peristalsis, shorten the time for carcinogens to stop the intestinal tract, which in turn helps to prevent the occurrence of colorectal cancer.

People who drink coffee daily are less likely to suffer from specific diseases.

There are many factors affecting caffeine extraction, including coffee bean type, grinding particle size, brewing method, soaking time, temperature and so on. Coffee bean variety is an important factor affecting caffeine content. This article will help readers understand the good and bad of drinking coffee.

1. Improve cognitive ability

Coffee can immediately and gradually affect human cognition and mood. Studies have found that fixed and small to moderate caffeine intake (about 30-300 mg) can enhance alertness and reaction time in a state of inactive activity.

In the case of activities, such as learning, decision-making, driving and the flight status of pilots, it has a positive effect. For the elderly, the long-term habit of drinking coffee helps to increase the effect of short-term memory.

two。 Relieve headache

Caffeine has been used alone or in combination with drugs to treat pain for some time. Randomized trials have found that caffeine combined with analgesic and antipyretic drugs (Aspirin, Acetaminophen and caffeine) is more effective in relieving headache than Acetaminophen alone or low-dose Ibuprofen. However, some studies have found that caffeine is associated with chronic migraine and analgesic headache.

3. Reduce the risk of Parkinson's disease

Some studies have found that long-term coffee drinkers may be associated with a low incidence of Parkinson's disease, but the mechanism is not clear.

It is worth noting that coffee drinking to prevent Parkinson's disease is not suitable for everyone, such as menopausal women who are receiving hormone treatment, if they drink more than six cups of coffee a day, the relative risk is increased.

4. Reduce the risk of Alzheimer's disease

Some studies have found that regular coffee drinkers may be associated with a lower risk of Alzheimer's disease, and similar findings have been found in animal experiments.

5. Reduce the risk of cardiovascular disease

Low to moderate coffee consumption (up to 3 cups a day) can prevent myocardial infarction.

Although long-term coffee drinking is not a cause of cardiovascular disease, it should be noted that excessive coffee consumption may lead to arteriosclerosis and arrhythmia.

6. Improving insulin resistance in patients with diabetes mellitus

Studies have shown that caffeine intake can reduce insulin resistance and improve glucose tolerance. Similar results have been obtained in some prospective studies that caffeine in coffee and tea can increase insulin sensitivity and improve postprandial blood sugar in diabetic patients.

7. Improve constipation

Caffeine has the effect of stimulating gastrointestinal smooth muscle peristalsis, so it can relieve constipation.

8. Reduce the risk of alcoholic liver cirrhosis and hepatitis C infection

A large study in the United States has found that coffee intake is negatively correlated with the risk of alcoholic liver cirrhosis and with a slowdown in the progression of chronic hepatitis C.

9. Sleep disorders, anxiety, panic and antisocial behavior

Caffeine intake is associated with anxiety, tension, insomnia and irritability. A US study found that 3600 pairs of twins were heavily dependent on coffee who drank at least five cups of coffee a day. their caffeine intake is associated with widespread anxiety, depression, panic, antisocial behavior and drug abuse.

Avoid drinking combination coffee every day, and it is recommended to buy coffee beans that are roasted with a few pounds.

Many scientific studies have shown that coffee beans are rich in antioxidants and nutrients that are good for health, among which nutrients such as riboflavin, vitamin B5, manganese, potassium, magnesium and vitamin B3 do help their health to some extent. People who drink coffee every day are less likely to suffer from specific diseases, but they should still know the best time to drink coffee and drink it appropriately according to their physical condition, or choose low-caffeine items. Prevent excessive caffeine intake leading to palpitations and other uncomfortable, uncomfortable situations.

In addition, daily drinking combination coffee should be avoided, such as instant coffee, three-in-one coffee, canned coffee, please buy a small number of pounds of freshly roasted coffee beans, to ensure the good quality of coffee can protect health.

Everything has positive and negative effects. In order to provide readers with more access to the correct coffee information and health care while tasting the aroma and taste of coffee, the next topic will talk to readers about coffee and cancer prevention related topics.