Enjoyment smiles are more often associated with the simultaneous presence of the Cheek raiser and Lip corner puller action units, and these units' activation is more often symmetric. Research on the judgment of smiles indicated that individuals are sensitive to these types of indices, but it also suggested that their ability to perceive these specific indices might be limited. The goal of the c...

BACKGROUND Perceived level of life enjoyment, a positive psychological condition that reflects the ability to engage pleasurably with the environment, may relate to risks of cardiovascular disease. This prospective cohort study attempted to examine the effects of perceived level of life enjoyment on cardiovascular disease incidence and mortality among Japanese community residents. METHODS AND...

That recommendation agents (RAs) can substantially improve consumers’ decision making is well understood. Far less understood is the influence of specific design attributes of the RA interface on decision making and other outcome measures. We investigate a novel design for an RA interface that enables it to interactively demonstrate trade-offs among product attribute values (i.e., trade-off-tra...

Background—Perceived level of life enjoyment, a positive psychological condition that reflects the ability to engage pleasurably with the environment, may relate to risks of cardiovascular disease. This prospective cohort study attempted to examine the effects of perceived level of life enjoyment on cardiovascular disease incidence and mortality among Japanese community residents. Methods and R...

Depression and alcohol use disorder (AUD) commonly co-occur, and this comorbidity is associated with greater impairment and higher likelihood of relapse compared to either disorder alone. Identifying shared vulnerability across depression and AUD may aid in developing more parsimonious treatment approaches. Low levels of positive reinforcement for healthy behaviors have been implicated as a sha...

OBJECTIVE Little is known about the types of physical activity (PA) in which adolescent girls participate. Understanding this, along with examining specific psychosocial correlates of PA, may help guide the development of effective interventions to prevent the decline in PA in female youth. METHODS 2791 sixth grade girls participating in the Trial of Activity for Adolescent Girls from six geo...

Exercise adherence is affected by factors including perceptions of enjoyment, time availability, and intrinsic motivation. Approximately 50% of individuals withdraw from an exercise program within the first 6 mo of initiation, citing lack of time as a main influence. Time efficient exercise such as high intensity interval training (HIIT) may provide an alternative to moderate intensity continuo...

Based on technology acceptance theory, the authors examined the effect of perceived enjoyment and gender on the intention to continue using mobile Internet services (MIS) in an everyday life context. A survey was conducted among 623 current MIS users to test the structural equation model. Their findings confirm the effect of perceived enjoyment on MIS continuance intention as well as the modera...

Online emotional experiences and their relationship to cognitive states are of growing interest. This study investigates one emotional experience – enjoyment – and its impact on informal online learning. The concept of enjoyable online learning, namely online learning that is not part of a formal instructional undertaking, has not been well studied or understood. The study treats enjoyment as a...