You must have heard this saying: "You are only as young as your spine is flexible." With modern and sedentary lifestyles, where much of the time is spent hunched over desks and smartphones, spinal stiffness is becoming more and more common. This can lead to poor posture, back pain, and other serious spinal issues. As we observe world spine day, let us focus on how a little daily movement can help maintain a strong, flexible spine and also improve our posture. The spine has five essential movements:Flexion: rounding the spine forwardExtension: arching the spine backwardsRotation: twisting the spineSide Bending: Lateral flexionAxial extension: Elongating and decompressing the spineThese 5 Yoga asanas can help you strengthen your spine and fix your posture. Cobra PoseIt is a great pose that relaxes the upper body and enhances the core stability. It also strengthens the spine, improves posture, and helps ease back pain.How To Do It?Lie on your stomach with your hands near your chest.Inhale and lift your upper body while keeping your lower body relaxed. Keep your neck raised and your stomach pressed to the floor.Hold for 10-15 seconds and then exhale and return to the starting position. Repeat this three times.Cat-Cow PoseThis pose improves spinal flexibility and posture while strengthening the core and stretching the spine. How To Do It?Get on the four limbs. Inhale, lift your head towards the ceiling and arch your back. Exhale and tuck your chin in and round your upper back. Hold each pose for 3 to 5 seconds and repeat for five times. Superman Posethis can strengthen your upper and lower back and keep the spine strong and flexible. How To Do It?Lie on your stomach and lift both your arms and legs off the ground. Hold this for a few seconds and come back down. Repeat this for 8 to 10 times.Child's PoseA restorative pose that stretches the spine, hips, and thighs.How To Do It? Start with sitting on your heels and lean forward. Place your body flat on the ground. Stretch your arms forward and hold this for a minute. Move your hands to left and right, while holding each pose for 30 seconds.Bird-Dog PoseThis can help with core stability and alleviate upper-body tension. How to Do It?Get on all fours and extend your right arm forward and your left leg backward. Hold this for 3 to 5 seconds, then switch sides. Repeat this for 10 times.