European Journal of Ageing
Hobbies linked to lower risk of cognitive decline in older adults
Older adults with hobbies had a 20–40% lower relative risk of moving from normal cognition to mild decline in three of four cohorts, compared with nonparticipants.Older adults with hobbies had a 20–40% lower relative risk of moving from normal cognition to mild decline in three of four cohorts, compared with nonparticipants.

Cohort · 123,802 peoplePopulations
Who was studied123,802 adults aged 50 years and older, against people without hobby engagement
What changedMild cognitive decline risk was 20-40% lower among hobby participants than nonparticipants in three of four cohorts
The catchPersonality traits, genetic predispositions, and early-life socioeconomic conditions could partly explain the association