I was doing kick-ups today, which for reference, is this: [y]http://www.youtube.com/watch?v=IA_g74zAmTs&feature=related[/y] http://www.youtube.com/watch?v=IA_g74zAmTs&feature=related I don't know how to breakdance, I was just being retarded. Anyway, I guess I was arching my back too much because now, about 6 hours I have pain in my lower thoracic spine. The pain isn't affect by moving around at all, it's just a constant, uncomfortable feeling. Does anyone know what kind of injuries I might be looking at here? I hope it goes away soon and doesn't cause any chronic problems. I'll go to a doctor if it lasts a couple days.