Long-term drinking water or long-term drinking tea, whose body is healthier? Research tells you the truth

 Drinking tea can actually stimulate people's meridians?

Tea should be familiar to everyone. When it comes to the efficacy of tea, many people may not be able to talk about it for three days and three nights, but when it comes to tea can stimulate and open up people's meridians, you may think that this is "Metaphysics", but there are real and serious human experiments!

1. Fudan Research: Can tea stimulate people's meridians?
At present, the theory of meridians is widely used in the diagnosis and treatment of traditional Chinese medicine, especially acupuncture. Meridians are the general term for meridians and collaterals, which are the channels through which qi and blood flow in the body.

In March last year, a research team from Fudan University published a paper in the journal "Quantitative Biology" titled "Infrared Image of Tea-Inspired Human Body Reveals Meridian System". A total of 42 volunteers were convened to drink tea of ​​different varieties on Taimu Mountain in Fujian, photographed thermal imaging after drinking tea, and analyzed the temperature distribution of different parts of the human body through thermal imaging. the law".

However, there is a lot of controversy in this study. Whether drinking tea can open up and stimulate people's meridians is still a question mark. Let's take a look at the benefits of drinking tea that are currently internationally recognized.

Second, what are the benefits of drinking tea regularly? Who is healthier than those who drink water
The team of Gu Dongfeng, an academician of the Chinese Academy of Sciences, published a study in the journal "European Preventive Cardiology". The study included 100,902 subjects over the age of 18 in China-PAR, and divided the subjects into two groups. The regular group who drank tea ≥ 3 times a week was the regular group, and the other group was the non-tea habit group who drank tea < 3 times per week.

The researchers followed up the subjects for up to 17 years and found that the incidence of cardiovascular and cerebrovascular diseases in the regular tea drinking group decreased by about 20%, and the mortality rate decreased compared with the subjects in the non-tea drinking habit group. 22%, and the overall risk of death was reduced by about 15%.

In other words, for a 50-year-old group, drinking tea regularly can delay the occurrence of cardiovascular and cerebrovascular diseases by 1.41 years and prolong life expectancy by 1.26 years.

Chen Zongmao, the only academician of the Chinese Academy of Engineering in the tea industry in the country, said that tea is not a medicine, and it does not have that effect. However, among the 86 elements necessary for the human body, tea contains 28. Drinking tea can help reduce the risk of disease in the human body, and can be used as a body regulator, enhance physical fitness, and improve immunity.

Although drinking tea has many health benefits, you also need to pay attention to drinking tea every day. Not all teas are suitable for drinking. It is recommended that you discard these four kinds of teas immediately.

3. These teas are not recommended for drinking!
1. Deteriorated tea

Tea leaves are easily hygroscopic and mildewed. Many people are reluctant to discard the tea leaves after they have deteriorated. The spoiled tea may contain a large number of substances and bacteria that are harmful to the human body, and even the carcinogen aflatoxin, which will bring harm to health after drinking. threat.

2. Hot tea

Too hot tea will cause strong irritation to the throat, esophagus and stomach. Long-term drinking of hot tea may also cause cancer in these organs.

3. Head tea

In the process of planting, processing and packaging of modern tea, it is inevitable that it will be polluted by pesticides, dust, fertilizers and other substances. Toudao tea is tantamount to "washing tea". Long-term drinking of toudao tea may lead to chronic poisoning of the body, which is harmful to health. unfavorable.

4. Long brewing tea

If the tea is brewed for too long, the tea polyphenols, lipids and aromatic substances in it will be oxidized, and the tea will lose its taste value. In addition, if the tea is kept for too long, it is easy to be polluted by the surrounding environment, and the number of microorganisms in the tea will also increase. This type of tea is not suitable for drinking.

In addition to the need to pay attention to the above-mentioned tea not to drink, daily tea drinking also needs to avoid these special time points, it is best not to drink tea.

Fourth, sometimes it is not appropriate to drink tea!
1. After getting drunk

Many people think that tea can relieve hangover, but tea has a certain role in stimulating the nerve center. For drunk people, drinking tea will increase the burden on the heart. Especially for some elderly people with poor heart and kidney function, they should be especially careful not to drink strong tea after drinking.

2. When you wake up on an empty stomach

Tea contains alkaloids such as caffeine. Drinking it on an empty stomach will lead to excessive absorption of caffeine in the intestines, and the body may experience dizziness, palpitation, and weakness in the hands and feet.

3. Before going to bed

After the theophylline contained in tea is absorbed by the human body, it will bring excitement to the central nervous system, which will affect normal sleep and easily cause insomnia.

4. When taking some medicines

Some people who need to take sedative and sleep aids and antiarrhythmic drugs are not recommended to drink tea, because theophylline and other ingredients contained in tea will reduce the efficacy of the drug, which is not conducive to the control of the disease.

Tea is a treasure handed down by the Chinese nation for thousands of years. Under the premise of drinking tea correctly, it can bring certain health benefits to health, but it is only a kind of food after all, so don’t have too much “expectation” for it, and Don't over-exaggerate the efficacy of tea, and have the right attitude about it.