一、高血的定义与概念非同日三次血压测量,血压≥140/90mmHg,诊断为高血压。高血压是最常见的慢性病之一。高血压是心脑肾疾病的主要危险因素。高血压常常无症状,也称为“无声杀手”。二、高血压的流行情况全球高血压患者15亿,每年700万人死亡与高血压有关。中国高血压患者至少2亿,每年200万人死亡与高血压有关。 First, the definition and concept of high blood pressure Blood pressure measurement of the same day three times, blood pressure ≥ 140 / 90mmHg, diagnosed as high blood pressure. Hypertension is one of the most common chronic diseases. Hypertension is a major risk factor for heart, brain and kidney disease. Hypertension is often asymptomatic, also known as “silent killer.” Second, the prevalence of hypertension  1.5 billion global hypertensive patients, 7 million deaths each year and hypertension. At least 200 million Chinese patients with hypertension and 2 million deaths each year are associated with high blood pressure.