For the past 6 months back pain started again pain gone after 2months bump formed in my wrist after 6 months i have little pain when i used any pressure on that hand. One of my friend said check for this once consult. I consult a doctor and gave a blood test after rheumatoid factor is 17.84 i have so much stress after i here that i don't what it is how it will cure is it serious can any one tell please....