Tea is an aromatic beverage commonly prepared by pouring hot or boiling water over cured leaves of the tea plant, Camellia Sinensis. After water, tea is the most widely consumed beverage in the world. It has a cooling, slightly bitter, astringent flavor that many people enjoy. Tea has been promoted for having a variety of positive health benefits. Tea has originated in Yunnan, China during the Shang Dynasty (1500 BC–1046 BC) as a medicinal drink.
There are lot of health benefits of tea consumption on human beings. Tea in general and green tea in particular has long been valued by human beings throughout the world for its medicinal properties. A good number of animal and clinical studies suggest that chemical constituents in tea play an important role in contributing overall human health.