"Unoxidized or unfermented teas. Nearly all green teas come from China or Japan." In China, the leaves are pan-fired to stop oxidation while in Japan, they are steamed.
The health benefits of green tea have been studied more than any other type of tea. Green tea has been found to help with atherosclerosis, high cholesterol, cancer, diabetes, liver disease, and weight loss. Research at Harvard shows that people who drink at least one cup of tea daily lower their risk of heart attack by 44 percent.