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Unhappiness Raises Death Risk by 85% in Japan Study

3/21/2026

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Summary

Story summary

A Health Psychology study found that unhappier Japanese adults have an 85% higher risk of death over seven years in Minami-Izu (2016–2023), involving 3,187 participants.
The research was led by Akitomo Yasunaga from Aomori University and followed participants while adjusting for various factors.
The authors say happiness definitions differ culturally.
They also say the mortality link may be universal, though they note study limitations.

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Story summary

A Health Psychology study found that unhappier Japanese adults have an 85% higher risk of death over seven years in Minami-Izu (2016–2023), involving 3,187 participants.
The research was led by Akitomo Yasunaga from Aomori University and followed participants while adjusting for various factors.
The authors say happiness definitions differ culturally.
They also say the mortality link may be universal, though they note study limitations.