Hello, My Name Is Kim. I Am A 44 Year

hello, my name is kim. I am a 44 year old female, I have been having bad neck and shoulder pain, I feel weak, and tired, the nerves all over my body feel like they are standing on end, and it hurts to be touched. the doctors have done x-rays and M.R.I's but can find nothing, I have a lot of back and hip pain, all on the right side of my body, in the past several months I have been having some pain in my left shoulder and hip. what can cause these symptoms and how can I reduce the pain??