Your Free Online Legal Dictionary • Featuring Black’s Law Dictionary, 2nd Ed.

Category: Law & Mind

A 2025 meta-analysis covering more than 2.5 million people found that people who trust others more consistently report greater well-being — and the relationship appears to feed itself. Longitudinal studies showed that trust predicts greater future well-being, while greater well-being predicts more future trust, creating what researchers describe as a mutually reinforcing cycle.

A meta-analysis of more than 2.5 million people found a consistent link between trust and subjective well-being, with small prospective effects running in both directions.

For decades, one of the most replicated findings in happiness research was a U-shaped curve: people were relatively happy when young, hit their lowest point around middle age, then recovered as they grew older. A 2025 study spanning 44 countries found that pattern has effectively disappeared — young adults now report the highest levels of psychological distress, and ill-being falls steadily with age.

A 2025 study found that the old midlife hump in ill-being has vanished across recent data, largely because psychological distress has risen sharply among younger adults.

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