How to exercise thigh muscles? In daily life, patients can be instructed to often carry out scientific and correct exercise of thigh muscles, which can prevent or prevent thigh muscle atrophy and weakening of muscle strength. Specific exercise: you can ask the patient to take the supine position, and then bend the hip, bend the knee, bilateral lower limbs to do pedal bicycle action; you can also ask the patient to take the supine position, and then lift one side of the lower limbs, and at the same time, bend the hip 90 degrees, and then put down, and then change to do the other side of the lower limbs to do the same action; you can also ask the patient to take the supine position, and then the muscles of the lower limbs to do the isometric contraction exercises. Through this exercise, you can strengthen the local muscle strength, prevent muscle atrophy, and also prevent the formation of lower extremity deep vein thrombosis.