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…

Worldwide demographic change means that the responsibility for an aging population will fall to younger generations. This narrative literature review comprises an international examination of what has been published about children's views of older people between 1980 and 2011. Sixty-nine academic articles were inductively analyzed, and the…

This article reviews and presents research findings on the relationships between parenthood and health over the life span. Existing research shows lacunae. The links between reproductive behavior and longevity generally focus on family size rather than contrasting parents and nonparents. Studies of marital status differentials in survival…

The prevalence and implications of childlessness in old age are compared across nine major surveys in seven countries: Australia, Finland, Germany, Japan, the Netherlands, the United Kingdom, and the United States. Specifically, the researchers examine indicators of the well-being and resources of childless men and women, compare them to their…

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…

This document contains final papers presented at an International Committee on Family Research (CFR) seminar; included are key, discussant, and free papers as well as closing and farewell addresses. Key papers covered (1) worldwide trends in administrating family policy and (2) work, economic policies, and welfare consequences and…

This monograph presents nine author-contributed papers which look at issues of aging and mental retardation from the perspectives of nine nations: Australia (by Trevor R. Parmenter), Great Britain (by Steve Moss), Canada (by Gerrit Groeneweg), Germany (by Gottfried Adam), Hong Kong (by John W. L. Tse), Indonesia (by D. Lianta), Japan (by Takeo…

Data from the International Adult Literacy Survey (IALS) were analyzed to compare the incidence and volume of continuing education (CE) and training among adults in the following countries: Australia, Belgium, Canada, Ireland, the Netherlands, New Zealand, Poland, Switzerland, the United Kingdom, and the United States. The following were among the…