Symptoms- during sleep- hands tingle, forearm pain, upper arm pain, lately more tricep pain. symtoms vary often. neck pain some days -mri was ok?

C7 radiculopathy: You may have a pinched nerve in the neck usually caused by a disk problem. Examination and MRI cervical spine will probably confirm the diagnosis. Other possibilities may be a pinched nerve in the arm such as carpal or cubital tunnel syndrome and a nerve conduction study may be helpful.

Maybe an: EMG/NCV would shed some light on the issue.