"I can do all things through Christ who gives me strength" Phil. 4:13
Try this exercise for easing low back pain and strengthening the muscles surrounding (glutes and hamstrings).
Lie on your back, palms down and heels pressing into the floor, close to seat, with feet hip-width apart.
scoop your abs in,and squeezing glutes, lift hips into the air.
Hold for 2 counts then lower, barely touching the floor.
(This exercise also stretches the hip flexors/psoas.)