I am 36 years old and I have a couple questions is it normal for one breast to feel like it is on fire?Sometimes hurts so bad I cry.And also lately been having
Pain on left side of chest kind feels like I swallowed a marble that gets stuck in my chest.Can anyone help me to understand what's happening with me please?Thank you

Possibly your stomach (an ulcer). This is only one of the possibilities!!
RUN - don't walk - to see a doctor - before it gets worse.