I'm sorry to hear this. Do you have a firm medical diagnoisis?
Nerve disorders have to do with conflicts related to the future. "I want to, but I can't", the shoulder muscles could indicate not being allowed to stand up for yourself or your workmanship has been seriously devalued? Or perhaps you are not being allowed to use your talents even though you know that they have great value? Have you had a serious devaluation from both your spouse and children?
The thighs, it is better that is discussed privately.