For A While Now, I Have Been Suffering From Cramps

For a while now, I have been suffering from cramps in different muscles all over,pain in my joints especially shoulders left hip ,wrist and knees,frequent urination ,disturbed sleep,and terrible fatigue.I'm also always constipated,my skin is extremely dry and have thinning hair. I am 66 years old,female and have psoriatic arthritis,but I was diagnosed with this in my early 30's and it's only the past year that the above symptoms have happened.