At home you can stretching exercises, squatting exercises to exercise to enhance heart function, but the specific exercise should be based on personal physical conditions, there is no so-called “best”. 1. Stretching exercises: such as sitting on the ground, legs and straight, hook feet, hands slowly pulling the palms of the feet, upper body slightly leaning forward to try to pull the heels off the ground a little bit. So that the ligament muscles and joints and joints with more gentle, enhance the elasticity of the muscle tissue around the blood vessels, reduce the resistance of blood flow, help to reduce blood pressure, protect the heart. 2. Squatting exercise: stand facing the chair, legs apart to the same width as the shoulders, then grab the chair’s handle with both hands, and use the power of the hips and legs to do the squatting action. It helps to improve the body’s immune system and control cholesterol levels, thus reducing the risk of heart disease. Before exercise should do a good job of warming up this side, at the same time should pay attention to control the intensity of exercise, if the heart is not adapted to timely medical treatment.