hi sir
i have body stiffnes from below neck to middle, and thigh stiffness and knee pain, my throat is also having problem, i have tested for RA factor,ESR it is found negetive,i cant sit for some time, my body doesnot pain but so much discomfort is there, I does not have swelling nor rashes
can any one help me what kind of problem it is, when i wake up i have pain near leg