Chest pain can be a sign of a heart attack or other cardiac condition, but it can also be a symptom of problems related to: respiration digestion bones and muscles other aspects of physical and mental ...

Usually, swollen chest lymph nodes are too deep in the chest for a person to feel them. Any swollen lymph nodes in the chest appear on imaging scans. Swelling can indicate an underlying condition.

Atypical chest pain usually feels like a burning or stabbing pain in your chest. Your heart isn’t always responsible. Lung conditions, acid reflux, or cartilage inflammation can also cause chest pain.