I too have a very sore and stiff neck which I've had for about a year but it's getting worse and I wondered if you'd ever got to the bottom of yours?
You may find it helpful to phone our Helpline to talk over your worries. They will be able to offer you practical information and emotional support. They are open tomorrow from 10-2 and on weekdays the opening times are 9-5. The number is 0808 800 6000
Very best wishes