The Lines-of-Defense model postulates that older adults should engage in important health goals and behaviors for as long as possible and adjust them downwardly only when they become impossible to pursue. This process is thought to be supported by goal engagement and self-protective control strategies. We tested this model in a 4-year longitudinal…

While loneliness for short periods of time is normal, prolonged loneliness has severe health risks. This study aims to discover what loneliness trajectories can be found in a cohort of adolescents, how belongingness to different groups may be associated with these trajectories, and the mental, physical, and academic consequences of these…

The ability to remember future actions (prospective memory) is an important determinant of daily functioning in older adults. While social wellbeing is associated with better cognitive function generally, it is unknown how social wellbeing affects, and is affected by, prospective memory. Using a two-wave longitudinal design, we investigated the…