Volunteering on Scholionhttps://scholion.thluiz.com/tags/volunteering/Recent content in Volunteering on ScholionHugo -- gohugo.iopt-BR© 2026Wed, 23 Sep 2026 19:25:48 +0100Doing this for just two hours a week could slow brain aging by up to 20%https://scholion.thluiz.com/notes/two-hours-a-week-slow-brain-aging/Wed, 23 Sep 2026 18:36:05 +0100https://scholion.thluiz.com/notes/two-hours-a-week-slow-brain-aging/A 30,000-person, 20-year study finds volunteering and informal help linked to 15-20% less age-related cognitive decline, with two to four hours a week as the sweet spot.