Give me some advice

In 2006 thee doctor said I have chiari I malformation 5 mm and syringomylea at C6~C7 and got operation. But i don't know why I always got headache, until i cann't go to school. Last year the other doctor said I have Fibromyalgia. Everyday eat painkillers. Recently my left shoulder fell painful and headache. After that the doctor do X-ray said that Cervical Spondylosis. Can somebody give me advice? now, i'm 24 years old.