Respiratory rehabilitation upper limb exercises for patients with severe novel coronavirus pneumonia, including the butterfly technique and grasping action: 1. Grasping action: elbows slightly bent, palms facing down, hands simultaneously clenching fists with force and continuous grip, bending elbows and flexing shoulders, raising both fists up, near the shoulder joints, holding them, relaxing both hands, slowly turning back, straightening the elbows and putting them back on the bed, palms facing down, hands simultaneously clenching fists with force and continuous grip. Bend your elbows and flex your shoulders, lift both fists up, near the shoulder joints, hold them, relax your hands, slowly turn your back, straighten your elbows and put them back on the bed; 2. Butterfly technique: bend your arms, lift them up, put your hands behind the pillow, inhale and expand your chest, exhale and return to the position, inhale and expand your chest, exhale and return to the position. Content source: Dr. You Lai