MIDUS=Midlife in the United States; Values are estimated marginal means from linear regression models adjusted for demographics (age, sex, marital status, and employment status), socioeconomic status (educational attainment and total household income), medications (oral steroid, SSRI, beta-blocker, and cholesterol use), health behaviors (current smoking, physical activity score, past month alcohol use), and personality covariates (neuroticism and negative affect). Error bars represent standard errors. Sample based on 10 multiple imputed data sets.