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Story summary
- Research shows that men who become fathers experience a reduction in brain age, comparable to 2.5 hours of weekly exercise.
- The study found that first-time dads lose up to five percent of grey-matter volume, streamlining brain regions linked to social cognition.
- Neuroscientist Richard Sima discussed the findings in a June 21, 2026 interview.
- Psychologist Darby Saxbe cited surveys showing many women find the “dad bod” more attractive and a sign of parental commitment.
