Hello doctor, I am 25 years old female, I am having upper arm upper thigh elbow and left side knee pain for past three months it occurs one after the other consulted Ortho doctor before 20 days he just told me that I need more Sunshine on me so I was suggested Lumia 2K tablet and I had advised from him that I should sit and walk in sunshine in the early morning for some time but still 40 % of the problem only have cured if I ask about the pain he said it is just a soft tissue problem I couldn't bear pain sometimes at the night time and sometimes after afternoon the pain aggravates as a dull ache. So what happened and what are the causes for knee pain and elbow pain and right side upper arm and upper thigh pain.