Can drinking tea prevent the COVID-19? In Chaoshan, a city in northern Guangdong, China, people love to drink tea. When the COVID-19 was prevalent in China, no one was infected there. It does not indicate that drinking tea can prevent the COVID-19, but it is helpful to enhance human immunity. Nowadays, people all over the world make tea and love to drink tea, and many researchers started researching tea. A lot of scientific evidence has found that drinking tea can fight aging, prevent dementia, improve immunity and prevent cancer, etc. However, doctors reminded that these positive studies are mainly based on Hot Tea. Drinking other types of tea is not harmful, but not beneficial.
What Are The Health Benefits Of Drinking Tea?
Doctors who have been engaged in tea drinking research pointed out that tea drinking research is mostly based on green tea extraction to find the most effective tea polyphenol concentration, and then investigates whether animal tumors are reduced or resolved, or whether it has a positive effect on other health conditions. And they are all based on Hot Tea instead of cold brewed tea, overnight tea or ice black tea.
A team published a research surveying on tea drinking habits and bone mineral density in 2000. The research shows that people who drink tea for 10 years had 2%-6% higher bone density than others. So that it would help reduce the rate of fracture. They also say that it is not easy to increase the density of bone, but it is easy to lose. Although tea contains caffeine, tea also contains flavonoid and tea polyphenol, which can inhibit bone loss and promote the cell-activity.
Experts have also analyzed the relationship between tea and health. They find that people who drink more tea have lower blood pressure, blood lipids and cholesterol levels than people who drink less tea. In addition, tea contains fluoride, and gargling with tea can maintain the balance of oral bacteria.
Nutritionist reminded that the catechin and tannin contained in the tea are astringent and have the effect of eliminating greasiness in the taste, but they will not disappear. Although catechin can inhibit the synthesis of fat and promote the oxidation and decomposition of fats, the goal of weight control can be achieved with exercise.
Dose Drinking Tea Affect Nutrient Absorption?
Although the tannin acid contained in tea has an antioxidant effect, excessive intake of tannin acid can cause gastric mucosa irritation. So drinking tea is not completely flawless.
The biggest impact of drinking tea is iron absorption. People with balanced nutrition can have a cup of tea after a meal, but for people who are prone to anemia and pregnant women should drink less tea. Pregnant women should be carefully drinking tea to avoid affecting the fetal development. On the other hand, green tea contains trace amounts of Vitamin K, which may interact with anticoagulant drugs.
What’s The Best Way To Drink Tea?
Researchers suggest to drink 500ml tea per day to achieve the maximum health. Approximately half of the Best Tea Kettle. The concentration of tea should be steeped for 2 minutes. Light tea drinking can be up to 1000ml per day.
Doctors emphasized that tea must not be steeped for too long. Tea contains more than thousands of substances. At the same time, tea should be drunk hot. Once it cools down and oxidizes, the health benefits will be discounted. They also suggest that office workers can use a vacuum water bottle to keep tea warm.
Experts say that holding tea overnight may let bacteria easily grow. In order to avoid affecting the digestion and absorption of the gastrointestinal tract, it is recommended to avoid drinking a large amount of tea before meals or serving with tea , and do not drink tea immediately after meals. The best time to drink tea should be 2 to 3 hours after a meal. People who are more sensitive to caffeine should avoid drinking tea before going to bed.