Why doesn't my lower subsidise torment win better?

slouching
not stretching right
bended downWhy doesn't my lower subsidise torment win better?
all of the above
your lumbar muscles are of the weakest surrounded by your body. Try to develop your stomache muscles for support of your back; stretch your spinal column, hamstrings, upper-back/neck; examine your posture when standing or sitting (esp. sitting at a computer); get regular exercise similar to walking. The best effort at spinal column health is to prevent another injury.
I don't know what your concrete problem is, but I have unpromising lower back backache because I have a retroverted uterus near a crimp. So it's essentially sitting on my spine. So no matter what I do, the spasm won't go away. You may want to ask your gyno if you own this because there is a simple laprascopic surgery to fix it.
For something approaching back discomfort, you should consult a Dr.