response: Did it feel like extreme emotional pain? That can actually cause physical damage onto the heart.
original_response: When I had to put down my cat, I suffered immensely! The pain is severe and and can cause ''broken heart syndrome'' which means actual physical damage to your heart.
history: Have you ever had a broken heart?\ No, I can't say I've had heartbreak or heartache due to feeling great longing. How about you? I don't know if I have, I mean maybe when my dog was put down but that seems like it was the worst emotional pain I've had.
knowledge: Emotional pain that is severe can cause 'broken heart syndrome', including physical damage to the heart.