From WebMD:
“Why does music have such a profound effect on us? It may be that listening to favorite music activates the brain’s opioid receptors, according to a new study from Turku PET Centre in Finland, which used MRI and PET scan technology to look at the relationship between the density of opioid receptors and brain activity when listening to music. Learn more about the impact music has on your mental health.” https://wb.md/4jfULZC