Sip and taste tea has become a kind of vogue in modern life. Why is tea cried up and drunk actively by personages at home and abroad? It should be traced back to the nutritive and medicinal values of tea. The tea not only contains rich vitamins, mineral substances, fatty acids, proteins, amino acids and chlorophylls, etc, but also can improve eyesight and refresh people, fuel brain, fight against bacilli and expel toxin, beautify the body and reduce weight, even has certain effect of cancer prevention and anticancer. However, penman warns if drink tea unscientifically and drink any tea, people will suffer from malady.
Thought tea can be drunk, it not means any tea can be drunk, some people likes drinking very strong tea and lays claim to much stronger, much better. In fact, containing much more caffeine and thein, etc, strong tea has greater irritability, so it not only will cause insomnia, headache and tingle, but also lead to emesis phenomenon. Such phenomenon is called “drunk in tea?medically, while antibacterial action of tea will reduce along with the increase of strength, which do harm to human body. At the same time, many persons are addicted to drinking cold tea, and also some persons artificially freeze tea in high-temperature season, they think this not only satisfies thirst but also keeps value of tea, in fact, cold tea can not remove heat, but will defer cool and gather phlegm, therefore, it is better for people to drink hot tea. In addition, tea of the previous night should not be drunk because such tea contains nitrosamine, which can lead to cancer.
Besides, elderly and low persons should not drink or drink less tea because they are weak, but tea is cool in nature and is easy to injure spleen and stomach, and often drink tea in large quantity or drink strong tea will wear off original energy, therefore, the ancients had the parlance “Do not drink tea in old age? Secondly, it is not suitable for insomniac to drink tea because the caffeine and thein in tea can excite nervous system to sharpen insomnia accordingly. Thirdly, persons who suffer from active digestible gastric ulcer can not drink more tea and strong tea because caffeine will stimulate stomachic secretion to make it increased and illness aggravated. Therefore, drinking tea should pay attention to health protection and sanitation.
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I drink this drink that has green tea because it seems to be proven that green tea is an awesome antioxidant: 
