Having sharp chest pains....?

I am a 14 year old girl am I having chest pains around my heart, its not heart burn cause I didn't even eat breakfast and feed it to the dog.....Its not that time of the mouth for me and I was rather relaxed....What could be causing it ?
Update: I should say that I don't eat breakfast like ever .....I haven't since 6th grade and I just started having these issues true past few days
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