1, light and easy to digest;

2, low sodium: too much salt intake will lead to water and sodium retention, causing high blood pressure and increasing heart load;

3, low fat: excessive intake of high-fat foods can lead to increased blood lipids and increase the incidence of coronary heart disease;

4. Limit fluid intake: For patients with valvular heart disease with poor cardiac function, limit the amount of drinking water to avoid excessive fluid intake and increase the burden on the heart.