Heart-protecting exercises: ① Pressing Neiguan point: sitting position, pressing the right hand on Neiguan point of left arm (2 inches above the transverse stripes of the inner wrist of forearm, between the two tendons), and pressing hard for 30 times; Then press and knead the right Neiguan point with your left hand for 30 times. ② Pressing Lamian Noodles point: press the right hand on Lamian Noodles point of the left arm (5 inches on the wrist transverse stripes on the inside of the forearm, between the two tendons), and press hard for 30 times; Then press and rub the right Lamen point with your left hand for 30 times. ③ Kneading the precordial region: place your left hand on the precordial region of your left chest, press your right hand on your left hand, rotate and massage clockwise for 30 times, and then rotate and massage counterclockwise for 30 times. Has the functions of dredging qi and blood, regulating heart and enhancing heart function.