This study aimed to review the validity and/or reliability of light-intensity physical activity (LPA) questionnaires and identify the most suitable questionnaires for measurement of LPA in adults. Following the PRISMA-P 2020 guidelines, we searched MEDLINE, PsycINFO, CINAHL, Scopus, Embase, and MedNar. Only studies that targeted adults [greater…

This is the first meta-analysis to examine the outcomes of nonfamilial, intergenerational programs (IGP) on youth and older adults. Relevant studies were identified by screening the abstracts from five systematic reviews on the impact of intergenerational programs on psychosocial outcomes. After all studies were screened 23 independent studies…

The Program for the International Assessment of Adult Competencies (PIAAC) is a cyclical, large-scale study of adult skills and life experiences focusing on education and employment. Nationally representative samples of adults between the ages of 16 and 65 are administered an assessment of literacy, numeracy, and problem solving in technology rich…

The article focuses on findings that were replicated across several countries and considers their relevance for future older adults. Key findings are that (a) childlessness makes more of a difference in men's than in women's lives, (b) never-married women are a childless category with particularly favorable characteristics, and (c) childless…

This article focuses on the ways in which patterns of marriage and fertility shape older people's involvement in community groups and their support networks. The data are from Australia, Finland, Germany, Israel, Japan, the Netherlands, Spain, the United Kingdom, and the United States. Findings show that childless older adults, regardless of…