Setu Bandha Sarvāṅgāsana
setu = bridge; bandha= lock; sarva = all, whole; anga = limb or body
If you want to prepare yourself for a backbend, this pose is the safest option to start. The Bridge pose is considered an upside-down( pelvis is higher than heart center) posture that has a rejuvenating effect on your body. Let’s see how you can perform it.
learn how to get into this pose here