When is affect variability bad for health? The association between affect variability and immune response to the influenza vaccination

This study addresses methodological and theoretical questions about the association between affect and physical health. Specifically, we examine the role of affect variability and its interaction with mean levels of affect to predict antibody (Ab) levels in response to an influenza vaccination. Participants (N = 83) received the vaccination and completed daily diary measures of affect four times a day for 13 days. At one and four months...