Loneliness, not isolation, is the missing link between social connectedness and mental health among midlife to older U.S. adults.
OBJECTIVES To investigate whether loneliness or social isolation serves as the main pathway connecting social connectedness dimensions to mental health outcomes among midlife to older adults. METHODS We examined longitudinal data from 4,963 adults aged 40-65 at baseline in the U.S. national MIDUS study (2004-2014). S...