European Journal of AgeingNov 13, 2026, 10:54 GMT

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.

Paper by Yunjia Cai, Yi Sun, Fan Yang · Fudan University

Faceless people gather around books and a guitar, mostly dark blue-green, beside a smaller group with more gray figures.

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Populations

Studied:: Cohort study of 123,802 adults aged 50 years and older, against people without hobby engagement (Dose-response, multicenter)
What changed:: Mild cognitive decline risk was 20-40% lower among hobby participants than nonparticipants in three of four cohorts
The catch:: Personality traits, genetic predispositions, and early-life socioeconomic conditions could partly explain the association
In the record:: One of 7 papers on hobby engagement on record: 7 with results in people.

Editor of record: Boris Djordjevic · AgingResearch.News

Paper

Adults aged 50 and older—123,802 people across 31 countries—took part in four aging surveys used in a prospective cohort analysis of hobbies, memory and thinking. Researchers classified hobby participation as yes or no, updating it over time. They grouped cognitive test scores into normal cognition, mild decline or severe decline. These categories were not clinical diagnoses.

Hobbies were linked to lower risk of moving from normal cognition to mild decline in China, England and the European cohort. In the US, England and Europe, hobbies were also linked to 15–37% higher rates of returning from mild decline to normal cognition. Models estimated 6.50–9.75 additional years with normal cognition at age 50 among hobby participants compared with nonparticipants across the four cohorts.

Why it matters

Cognitive decline contributes to disability in older age. The analysis addresses how everyday activities relate to the balance between years with and without memory and thinking difficulties.

Caveats

The authors note that other differences between hobby participants and nonparticipants could still help explain the links despite statistical adjustments. The findings do not cover adults younger than 50.

From the paper

Result

In the fully adjusted Model 2, hobby participation was associated with a significantly lower rate of transition from normal cognition to mild cognitive decline (State 1 → 2) in Europe (HR = 0.60, 95% CI = 0.57–0.63), China (HR = 0.66, 95% CI = 0.61–0.72), and England (HR = 0.80, 95% CI = 0.71–0.90).

Results, Associations between hobby engagement and cognitive state transitions

Limitation

While some cohorts offered detailed activity inventories, others relied on broader categorical measures.

Limitations

Quoted word for word from the full text on link.springer.com.