夏季如何预防心脏病急性发作?夏夜天气燥热,气压低,湿度大,人体循环和代谢明显加快,心脏负担加重,易导致人体缺氧,心率加快。心脏病患者普遍感到胸闷、气短,加之气温急剧变化使血压上升,容易诱发和加重原有心脏病。心脏病患者夏天须注意起居有序,做好防暑降温,保证正常睡眠,保持情绪稳定。中老年人尤其高血压、糖尿病、冠 How to prevent acute heart attack in summer? Summer night, hot and humid weather, low pressure, humidity, significantly accelerated circulation and metabolism, increased cardiac burden, easily lead to human hypoxia, heart rate. Heart disease patients generally feel chest tightness, shortness of breath, coupled with dramatic changes in temperature so that blood pressure, easy to induce and aggravate the original heart disease. Heart disease patients should pay attention to the orderly summer, good summer cooling, to ensure normal sleep, maintain emotional stability. In the elderly in particular, high blood pressure, diabetes, crown