The possible beneficial health effects of tea consumption have been suggested and supported by some studies, but others have not found beneficial effects.
Studies claim that the polyphenol content of green tea has antioxidant properties that can help prevent cancer, however research is ongoing.
There is also a suggestion that it can increase endurance in exercise by improving fat metabolism.
One should consult a doctor before using high concentrations of tea for disease prevention.
Ingestion of large amounts of tea may cause nutritional and other problems because of the strong binding activities of tea polyphenols and the caffeine content, although no solid data exist concerning harmful effects of tea consumption.
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