Sir, I m having pain on my left chest for the past few months, also having pain on my back side too, sometimes i could spot out the positions, there are 4 or 5 spots are there from where the pain starts, i can t sleep at night due to anxiety , i feel very tired and drowsy too, feeling tightness and uncomfortable on my left chest, i just want to know anything wrong with my heart , please advise me what should i do ??