Most of the incidence of cardiovascular disease and myocardial strain begins to appear after the age of 40, and the incidence is basically high after the age of 50. Some of the incidence of cardiovascular disease is related to dietary habits and poor lifestyle habits, such as long-term excessive intake of fatty foods, lack of exercise, and frequent late nights. This group is generally obese, and many people begin to experience symptoms of hypertension and coronary heart disease in their 30s. Most patients with myocardial strain do not feel uncomfortable, and most of those diagnosed in occasional ECG examinations are related to hypertension. Because long-term hypertension is not treated, it will damage the body’s vital organs, especially on the heart has the greatest impact, mainly leading to cardiomegaly and accelerated heart rate. Patients with hypertension initially do not feel uncomfortable in the heart, so a low salt and low fat diet can delay the arrival of cardiovascular disease and myocardial strain.