How To Cure Chronic Back & Neck Pain?

i have a ? for u i was in a car accident 8 yrs.ago since then i ve always had chronic neck n back pain but for the past 3yrs. I ve been experiencing more pain then usual,its like im allergeic to rest,i would wake with pins n needles in my arms n feet like its cutting off circulation all over my hands would be numb,my shoulders r so achey all the time,my bones crack all the time,im so uncomfortable,sometimes i used to wake up at nights sweating,my heart racing,my pain is so severe that when i hit or like i accidently hit something it would be a shockwave of pain goes thru me,been having weird headaches. i ve had 7 babies,i ve been having more problems lately ,like having chest pains,low energy and respitory problems like doing chores,its like i over exerted myself.having ttrouble keeping up with my 7yr-old twins.Been to several doctors but they dont know whats wrong with my x-rays,bloodwork come out normal.Recently my commom law and I separated because i was miserable,tired,sick n achy all the time,in pain all the time dont know what to do any more