Hello, I Did Already Submit My Question And Email And

Hello, I did already submit my question and email and received a password,,, now what ? Do I need to ask the question again ? Ok ,,,,,
I recent started a cardio workout class on a trampoline,,,, both sides of my back are in pain mainly when I breath deeply ,,, but also during some movement,,, it doesn't feel like muscle stain,, more like a breathing, lung issue ,,getting winded to speak,,, I am 55