Nostalgia is a predominately positive emotion that people easily perceive in their lives, for instance, people can feel happy and peaceful when browsing their pictures grouped with family or friends.

Joe Yazhuo Kong

During this process of nostalgia-induced pain relief, the thalamus plays a crucial role.

Joe Yazhuo Kong

We expect a much stronger pain-relieving effect if participants observe personal scenarios, whatever visual or nonvisual cues.

Joe Yazhuo Kong