from history it appears that you might be having degenerative changes in your cervical spine
leading to osteoartheritis of cervical spine giving to irritation or pressure on nerves giving rise topain in chest, neck and back of neck.
Go for x-ray cervical spines.
Consult orthopedic surgeon and get examined.Physiotherapy
and short way diathermy will be much helpful.
Take calcium, vitamin A
and D supplements.
Ok and take care.