 [ Symptoms ] what can my chest pain possibly be  i am a 22 year old female and i have this sore feeling on my chest i have smoked cigarettes before but i do not consider myself a regular smoker i usually smoke like two every week it does not hurt when i am standing or sitting straight but when i cave my shoulders in it will begin to hurt a little bit when i twist my back as if i were cracking my back that is when it will hurt the most the pain is bearable but it is uncomfortable and i am beginning to get really worried what could it be [ Disease ] sorry you are going through this while you are obviously young to have heart trouble that is always the first thing that comes to mind when someone complains of chest pain  in fact if your chest pain begins to feel like a crushing or squeezing type discomfort that will not go away you definitely should go to the emergency room however i think the more likely culprit here is a condition called costochondritis this is an inflammation of the cartilage between the rib and the sternum breastbone near the top of the sternum it is quite common in young women several things can cause it but it is not usually serious you probably should have this checked out by a medical professional just to be on the safe side but unless you are having other symptoms of a heart attack i would not run off to the emergency room just get in to see your primary care provider as soon as you can feel better soon