That cup of morning tea can provide more than just a jolt of energy to start the day. After reviewing recent studies, the researchers concluded

found that people who drank four cups of either black, green or oolong tea may have a lower risk of developing type 2 diabetes, heart disease, or stroke later in life.

Researchers in China described their discovery by citing 19 separate studies involving tea drinkers, Eureka Alert, an online promotional news service, reported.

A researcher from Wuhan University said, "The results of our findings are exciting because they suggest

That people can do something as simple as drinking four cups of tea a day to reduce their risk of developing the type 2 disorder diabetes.

Science and Technology. "A press release posted on Eureka Alert. The studies examined the tea drinking habits of more than one million adults in eight different countries.

Meta-analysis" – was presented on 21 September at the annual meeting of the European Association for the Study of Diabetes.

Whereas researchers found that drinking four cups of tea daily could reduce the risk of diabetes, heart disease and stroke by 17% over a decade.

Drinking fewer cups also apparently has health benefits. People who drink one to three cups of tea daily have a 4% lower risk of developing diabetes.

According to the Centers for Disease Control and Prevention (CDC), heart disease is the leading cause of death in the United States by 2020.