Background: Most studies on older adults' vitality focus on linear connections between determinants and outcomes. To design more comprehensive and impactful approaches to support the vitality of older adults, a better understanding of the interplay among elements that shape their vitality is necessary. …

High consumption of animal-source foods, specifically meat, adversely affects human health and the environment. Dietary habits are shaped at younger ages and a reduction in meat consumption may be facilitated by the life course transitions in early adulthood, but studies are limited. This study among …