For a more comprehensive treatment, see the article on Icon-wikipedia-22x22 Wikipedia.

The health effects of tea have been examined ever since the first infusions of Camellia sinensis about 4,700 years ago in China. The legendary emperor Shennong claimed in The Divine Farmer's Herb-Root Classic that Camellia sinensis infusions were useful for treating conditions including tumors, abscesses, bladder ailments, and lethargy.