Science proves that drinking coffee is good for health from Huang Wei's blog.

Photo: Huang Wei

Coffee is a very healthy drink. It is rich in antioxidants and nutrients that are good for health. Studies have shown that coffee drinkers are less likely to suffer from certain diseases, and science and human experiments have shown that drinking coffee is good for your health. By reading the original English text, you can see the sources of the scientific evidence.

1. Coffee makes you energetic and smarter.

Coffee can make people feel less tired and improve their energy levels. Because coffee contains a stimulating substance called caffeine, it is one of the most commonly used psychoactive substances.

After drinking coffee, caffeine is absorbed into the bloodstream and transmitted to the brain, blocking an inhibitory neurotransmitter called adenosine, causing excitement and improving a variety of brain functions. including memory, emotion, reaction time and cognitive function.

two。 Coffee can help burn fat.

Caffeine is one of the few natural substances that can help burn fat. Studies have confirmed that caffeine can increase metabolic rates by 3% to 11%. Heavy people who drink coffee can increase fat burning by 10%, while thinner people can increase fat burning by as much as 29%. However, for people who drink coffee for a long time, the effect will be reduced.

3. Caffeine can greatly improve physical fitness

Coffee increases adrenaline and stimulates the release of fatty acids from adipose tissue. In general, caffeine can improve activity by 11% to 12%, so it makes sense to drink an espresso half an hour before a workout.

4. Coffee is rich in important nutrients

Although some of the nutrients in coffee beans are lost after brewing coffee, the coffee liquid is still rich in nutrients such as riboflavin, vitamin B5, manganese, potassium, magnesium and vitamin B3. Although the content seems not high, it can accumulate a considerable amount if you drink three or four cups a day. However, we still have to drink according to our physical condition to avoid heart palpitations caused by excessive coffee.

5. Reduce the risk of developing type 2 diabetes

About 300 million people worldwide suffer from type 2 diabetes. The study found that people who drank a lot of coffee had a 23% to 50% lower risk of developing type 2 diabetes, with another study as high as 67%. A review of 18 studies involving 457922 individuals found that one cup of coffee a day reduced the risk of developing type 2 diabetes by 7 per cent.

6. Prevention of Alzheimer's disease and senile dementia

Alzheimer's disease is most common in people over the age of 65. Although there is no cure, there are still some preventive measures, such as healthy diet and exercise. Many studies have shown that drinking coffee can reduce the risk of developing Alzheimer's disease by 65%.

7. Reduce the risk of Parkinson's disease

Parkinson's disease, the second largest neurodegenerative disease after Alzheimer's disease, is also incurable. Studies show that caffeine can reduce the risk of Parkinson's disease by 32% to 60%. However, drinking decaffeinated coffee has no effect.

8. It has the effect of protecting liver

The liver is an important organ of the human body. the common diseases of the liver are hepatitis, fatty liver and so on, many of which will lead to liver cirrhosis. Studies have shown that caffeine can prevent liver cirrhosis, and people who drink more than four cups of coffee a day can reduce the risk of liver cirrhosis by up to 80%.

9. Fighting melancholy makes you happier.

A Harvard study published in 2011 found that women who drank more than four cups of coffee a day had a 20% lower risk of depression, while another study found a 53% reduction in suicidal tendencies.

10. Less likely to develop certain cancers

Caffeine helps prevent liver and colorectal cancer, and studies have shown that people who drink coffee can reduce their risk of developing liver cancer by up to 40%. People who drink four to five cups of coffee a day can reduce their risk of colorectal cancer by 15%.

11. Prevent heart disease and reduce the risk of stroke

Although coffee is claimed to increase blood pressure, the effect is minimal (3-4 mm/Hg), especially in regular coffee drinkers. Research shows that coffee does not increase the risk of heart-related disease, on the contrary, coffee can reduce the risk of stroke by 20%.

twelve。 To help you live longer.

Coffee can prevent a variety of diseases, so it is reasonable that coffee can make people live longer. This is not just speculation, it is true that observational studies have found that people who drink coffee live longer. Two large studies have found that men who drink coffee reduce their risk of death by 20% and women reduce their risk of death by 26%. This effect is particularly significant in patients with type 2 diabetes. A 20-year study found that diabetics who drank coffee reduced their risk of death by 30%.

13. Coffee is the largest source of antioxidants in Western diet.

Coffee may be the healthiest choice for people who eat Western food. Studies have shown that coffee contains more antioxidants than fruits and vegetables.

Source: 13 Proven Health Benefits of Coffee author: Kris Gunnars

Original address: http://authoritynutrition.com/top-13-evidence-based-health-benefits-of-coffee/

Source: Huang Wei's boutique coffee roasting blog