Suitable for office workers' bedtime exercises, such as supine hip lifting, supine bed, bending knees, knees together, feet apart slightly larger than hip breadth, arms straight, palms down, placed on the side. Spread your legs apart, move your body's center of gravity to your shoulders, support them with your shoulders, inhale and lift your hips, and pause. Exhale, slowly lower your hips and restore. Repeat the exercise for more than 20 times. Can reduce waist and hip fat, enhance waist and hip strength, strengthen waist and kidney.