Today, more than 82 million Americans suffer from cardiovascular problems and the risk in other western countries is rapidly increasing. Cardiovascular disease is the top cause of death in the US and most of Europe(1).

With the rapid development of the Taiwan economy and the resulting changes in lifestyle, major threats to cardiovascular health in Taiwan have also emerged. According to the statistics from the Department of Health, Executive Yuan in 2019, heart disease, cerebrovascular disease and hypertension disease are the second, fourth and ninth causes of mortality in Taiwan, respectively(2).