system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: when your feelings are hurt or have a broken heart, how and why are you able to actually feel a painful burning sensation inside your chest?
gpt
Hormones.

Cortisol which is a stress hormone increases while your happy hormones such as dompanine and oxytocin decreases. Even though it’s emotional feeling, your brain is still registering it as pain in your body.