question: i am 35 weight 114 height 54  having feels like chest pain not a sharp pain like heartburn.  ,, feels like something stuck in my throat, when i push on my chest it is tender , having back pain, but i sit all day at work and i know im not sitting correctly. went away for a while but came back after i messing around and got hit in the chest again, been to the doctors blood pressure good and pulse, she seen that when she pushed on my chest it is tender?