What is sympathetic pain you ask? Well, have you ever seen someone slam their finger with the car door, and although it wasn’t your finger, you were able to feel their pain? Well, that’s what sympathetic pain is. Researchers used MRI scans to test how people’s brains react when they see the image of an expression, and when they make the expression themselves.
The scans showed that the brain displayed the same activity when viewing the expression and when making it.