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Few population-based clinical studies have shown that, green and black tea all help fight cancer. For example, cancer rates tend to be in a low countries such as Japan, where people often consumption longjing green tea. However, it is not possible to from these population-based studies to determine whether it actually prevent cancer longjing green tea. New clinical research suggests, especially in the tea polyphenols tie guan yin tea, can play an important role in the prevention of cancer. Researchers also believe that polyphenols help kill cancer cells, stop their progress.

Bladder cancer. Only a few of the clinical studies have examined the relationship of tea consumption bladder cancer. In one study, more and no one bladder cancer, researchers found that women who drink black tea and powdered longjing green tea is not easy bladder cancer. Follow-up clinical research by the same group of researchers said, bladder cancer patients (especially men) who drank longjing green tea has substantial better 5-year survival rate than those who did not.

Breast cancer. Clinical studies show that animals and tube in Dragon well tea polyphenols inhibit the growth of breast cancer cells. In one study, women in the different stages of 472 breast cancer, researchers found that women who drink most longjing green tea experienced at least spread of cancer (especially premenopausal women in early stage breast cancer). They also found that women with early stage disease who drank at least five cups of tea every day before class every day was diagnosed with cancer is less likely to suffer disease recurrence after completion of treatment. However, the female breast cancer late improving the experience with little or no drinking longjing green tea. Breast cancer prevention Angle, these studies is uncertain. In a very big study, researchers found that drinking tea.