Stress Pain. Do no how to find it out.

I have so much stress due to some family issues and also i started having pain near chest n breastbone mostly in left side shoulder blades. checked with doc n nothing is ter. may be costocondritis doc said. after few months now again i started having pain in my abdomen not in one area.. inconsistent locations.. also dull paid in hip back shoulder neck groin mostly all over abdomen.. and got too much stress too.. yesterday night my left hand has buring pain. like something different. needle pain like. burning sensation in some area. Is it because of too stress or what. what should i do to get rid of stress. i am really worried a lot. maybe i have anxiety but do no how to find it out. I kept googling my symptoms.  Help me doctor.