When I stretch, it feels like my ribs overlap in my back, when I tummy crunch, it feels like they overlap at the front. Both cause extreme acute pain. Is it possible? What can be done about it? Should I see a doctor. I have severe pain in all my joints when I have say still for a while, I believe I may have When I stretch, it feels like my ribs overlap in my back, when I tummy crunch, it feels like they overlap at the front. Both cause extreme acute pain. Is it possible? What can be done about it? Should I see a doctor. I have severe pain in all my joints when I have been sitting still for a while, I believe I may have arthritis. Could the two be linked? Could the two be linked? Thanks