A variation of the standard superman…

https://immortal-training.com/oxford-personal-trainer-superman/

… the superman press will kick those stubborn postural muscles into action!

You should be able to feel the kinetic chain working from your gluteus all the way up to your trapezius muscles. Be sure that your thumbs are facing upwards and that you are lifting everything off of the floor – chest, arms, thighs, everything! Use this exercise along with others that will strengthen your upper back/rear shoulders in order to correct issues like kyphosis, lordosis and a poor posture.