Article in English: The hip bridge also works to strengthen the muscles in your lower back and core that support your spine, putting you at less risk for lower back pain. Lay on your back for this exercise with your knees bent and feet flat on the floor, as you did for pelvis tilts.  Lift your hips toward the ceiling, keeping your knees bent and engaging your core. Stop when your hips are even with your knees, such that you could draw a straight line (or a bridge) from your knees to your shoulders. Hold the position for 5 to 10 seconds, breathing deeply, then lower to the ground. Perform 10 repetitions of this exercise. For this exercise, also known as the Superman exercise, you want to lay face-down on the floor with your legs extended behind you and your arms extended straight overhead.  If you're already laying on your back, flip over onto your stomach. Reach your hands over your head and extend your legs behind you. Raise your legs a few inches and kick them, alternating sides. You also can lift your left leg and right arm together, then lower and lift your right leg and left arm. Complete 10 to 20 repetitions of this exercise. The pelvis tilt helps strengthen the muscles at the base of your abdomen as well as the muscles around your lower back. Become familiar with contracting this muscle to help strengthen it so you have fewer lower back problems.  Press the curve of your lower back into the floor and hold it for 5 to 10 seconds, breathing deeply, then release. Do 10 repetitions of this exercise. To do this exercise, lay on your back with your knees bent so that your feet are flat on the floor. Your legs should be about hip-width apart. The bird dog exercise can help stretch and strengthen your lower back, as well as improving your balance. Start the bird dog exercise by getting on all fours with your knees directly under your hips and your wrists directly under your shoulders.  Reach your left arm forward and your right leg backward, creating a straight line from your fingertips to your heel. Keep your back flat, hold for...

Summary in Vietnamese:
Nâng hông. Bơi trên sàn nhà. Nằm nghiêng xương chậu. Thực hiện bài tập chim chó. Tập thêm động tác bước chùng chân. Tập cho cơ trung tâm bằng động tác plank. Sử dụng bóng thăng bằng để tăng độ khó.