Within-person relationship between employment insecurity and mental health: a longitudinal analysis of the Understanding America Study.

Background: Employment insecurity is a socioeconomic factor influencing mental health, yet the empirical evidence supporting this claim has important limitations. The fluctuations in employment insecurity throughout the COVID-19 pandemic offered a distinctive opportunity to delve deeper into this issue. By viewing employment as a dynamic process, this study explores the within-person relationship between shifts in employment status and corresponding changes in mental health.

Attrition from longitudinal ageing studies and performance across domains of cognitive functioning: an individual participant data meta-analysis.

Objectives: This paper examined the magnitude of differences in performance across domains of cognitive functioning between participants who attrited from studies and those who did not, using data from longitudinal ageing studies where multiple cognitive tests were administered.

Design: Individual participant data meta-analysis.

Participants: Data are from 10 epidemiological longitudinal studies on ageing (total n=209 518) from several Western countries (UK, USA, Mexico, etc).

Comparing Acute Responses Between Single Session Circuit Training and Fireground Suppression Tasks.

Loewen, B, Melton, B, Maupin, D, and Ryan, G. Comparing acute responses between single session circuit training and fireground suppression tasks. J Strength Cond Res 37(8): 1667-1678, 2023-The purpose of this study was to compare the cardio-metabolic and perceived demands of task-specific circuit training to fireground suppression tasks (FST).

Fitness Profiles in Elite Tactical Units: A Critical Review.

Elite tactical units complete a variety of demanding tasks and a high level of fitness is required by this population to perform their occupational tasks optimally. The aim of this critical review was to identify and synthesize key findings of studies that have investigated the fitness profiles of elite tactical units. Included studies were critically appraised, using the Downs and Black checklist, and a level of evidence was determined.