so i posted a couple weeks ago that when i went out dancing i had a chest pain shoot across my chest kinda felt like a big squueze pull or something while dancing, it did it a couple times than stopped and nothing happened after that.....so i went out lastnihgt and i was dancing and the same this happend i like lifted my arm and it pulled right across my chst and kinda after for a couple seconds if i would move my body it would come than stopped for the rest of the night....does this sound like muscle pain or heart pain.. i am 21 years old and have had all the heart exams well had ecg and a cardiogram with first panic attak when i was 17 the thing is though that i get anxiety int he clubs cuz i get so excited and i felt my heart and it was prety fast so anxiety, muscle or heart problem???