I use the Cosco brand--it's much cheaper.
Also have muscle spasms in piriformis area, same side.
I have osteoarthritis all over my body but now my spinal pain is getting worse some time it hard to walk as my spine raises up
Could be undiagnosed fibromyalgia or connective tissue disease also
With osteoporosis which waist exercises are safe?
Look on YouTube for physical therapy exercise they are the safest
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