I have severe pains at random in different parts of my body the pain may hit my shoulder or hands i can't move them when it happens has also hit my knees. it feels some times like a burning sensation in my arm, tits not arthritis

This : This kind of problem may be neurological or rheumatological. Baseline screening work should be performed by your primary care doctor to determine which of the two referrals is appropriate.

Need a work up: You should see your doctor for an evaluation. You may choose to start with a rheumatologist that can do a work up to see if you have any inflammatory conditions that would cause such a wondering type of pain syndrome.