Once considered nuisance variance in clinical trials, placebo effects and nocebo effects are
now widely recognized as important and mutable psychobiological contributors to mental …

Background Choice has been proposed as a method of enhancing placebo effects.
However, there have been no attempts to systematically evaluate the magnitude, reliability …

The purpose of this paper is to present a balanced and systematic leisure education service
model grounded in positive psychology principles that are applied across diverse audiences …

ADHD in adulthood is often overlooked, which negatively affects the individual's well-being.
First-line pharmacological interventions are effective in many ADHD patients, relieving …

The provision of choice within interventions has been associated with increased motivation,
engagement and interest, as well as improved clinical outcomes. Existing reviews are …

Research and theory on placebo effects has illuminated much regarding the neurobiological
mechanisms. The psychological mechanisms, however, have received much less attention …

Background Providing treatment side effect information can increase the occurrence of side
effects through nocebo effects. Nocebo effects from side effect information raise a dilemma …

Background Choice has been found to facilitate placebo effects for single-session
treatments where standard placebo treatment without choice failed to elicit a placebo effect …

For decades in medicine, the placebo effect has been conceptualized as a subjective
psychological effect associated with an inert substance and considered to be a nuisance …

Years of research have implicated a complex set of motivational causes and consequences
of choice. Psychological theory has often prescribed the benefits of choosing, though …