Sparkling Water Co-Consumption Enhances Oxytocin-Linked HR Synchrony and Social Connection in Live Sports Spectatorship
Takashi Matsui, Takafumi Yamaguchi, Shohei Dobashi, Shion Takahashi, Yukina Tachibana, Ren Takamizawa, Wataru Kosugi, Seiichi Mizuno
This study tests if co-consuming sparkling water during live sports enhances social connection through oxytocin-linked heart rate synchrony and reduced fatigue.
bioRxiv · Jan 6, 2026 · PreprintNeuroscience