what is this pain in my chest ?

NK💋

I have this weird feeling in my chest its kind of like hurts but not really kind of like I am forgetting to breathe or something I dunno it might be emotional? just had this big email fight with a friend that we used to be close but not really anymore like maybe I'm adapting to the change but also upset and fearing the future? like it dosnt hurt or anything just feels a bit weird is this anxiety? any help would be great 😊thankyou