Income alone doesn't protect mental health — work-life balance does
A 2022 study that directly compared income, work-life balance, and free time found that income was not significantly linked to employees' mental health, while work-life balance and free time had a strong positive effect [4]. This means that beyond a certain point, earning more money doesn't make you mentally healthier — but having time for yourself and feeling balanced between work and life does. The study used rigorous statistical methods to isolate these effects, making the finding reliable.
For younger workers, work-life balance is a powerful predictor of mental health
A 2023 study of Generation Z (young adults) found that work-life balance was a significant predictor of both stress and anxiety [3]. Specifically, better work-life balance predicted lower stress levels (with a moderate-to-strong effect size) and lower anxiety. This means that for this age group, how well they can separate work from personal life directly shapes their mental health — more so than many other factors.
When work-life balance is poor, mental health suffers — even with decent pay
Among physicians in Bangladesh, 56.9% reported work-life conflict, and 60.9% experienced burnout [1]. Crucially, income satisfaction was low (only 25.6% were satisfied), but the strongest predictors of better work-life balance were things like having adequate workplace ventilation, engaging in exercise, and not experiencing burnout — not income itself [1]. This shows that even in a well-paying profession, poor work-life balance is linked to widespread mental health problems. Similarly, a study of mental health professionals found that work-life balance varied significantly by job type and income, but stress and burnout were common across all levels [5].
Sources used in this answer
Determine the Level of Work-life Balance and Associated Factors Among Physicians
Among 394 physicians, 56.9% had work-life conflict and 60.9% had burnout; income satisfaction was low (25.6%) but was a significant predictor of better work-life balance (AOR=3.05).
Work-life balance and mental health
Employees with better work-life balance reported lower stress, greater emotional resilience, and improved mental health across multiple sectors.
Work-Life Balance and Mental Health Outcomes for Generation Z in Germany
In a sample of 134 Generation Z workers, work-life balance significantly predicted stress (β=-0.404) and anxiety (β=-0.256), explaining 16% and 6% of the variance respectively.
The Role Of Income, ICT Adoption And Leisure Time In Maintaining Employee Mental Health
Income had no significant causal relationship with employee mental health, while work-life balance and free time had a significant positive impact.
Work-life balance among mental health professionals in a tertiary care neuropsychiatry centre in India
Among 101 mental health professionals, 64% had average-to-below-average work-life balance; stress, burnout, and compassion satisfaction varied significantly by job type and income.