476: "When 2 Hearts Beat as 1"
Interesting Things with JC #476: "When 2 Hearts Beat as 1" - When long-term, devoted partners are in close proximity, their heartbeats synchronize.
Ref: Ogolsky, B.G., et al. (2021) Spatial proximity as a behavioral marker of relationship dynamics in older adult couples. Journal of Social and Personal Relationships. doi.org/10.1177/02654075211050073