 [ Symptoms ] im 20 weeks pregnant and im having bad back pains on the lower right side above my hip should i be worried  i still feel my baby kicking alot and i dont have any tightness in my abdomen just on my right side and my right leg is cramping as well [ Disease ] hi… chronic low back pain may be caused by muscle spasm lumbar spondylosisarthritis lumber disc lesion…any other physical injuries… in order to make sure what is it u have to go for an xray initially then mri if nothing showed up in xray generally start with doing hot packs daily 20 minutes on the back avoid bad posture and soft mattresses avoid bending and carrying objects and you can do some stretching mild like knee to chest exercise… regards