[Effect and Path Analysis of Laughter Therapy on Serotonin, Depression and Quality of Life in Middle-aged Women].

Purpose: This study was done to examine how laughter therapy impacts serotonin levels, QOL and depression in middle-aged women and to perform a path analysis for verification of the effects.

Methods: A quasi-experimental study employing a nonequivalent control group and pre-post design was conducted. Participants were 64 middle-aged women (control=14 and experimental=50 in 3 groups according to level of depression).

An Effect of Optimism, Self-esteem and Depression on Laughter Therapy of Menopausal Women.

Purpose: This study examines the difference of optimism, self-esteem and depression to verify an effect of laughter therapy program for menopausal women.

Methods: A quasi-experimental nonequivalent control group pre / post-test design was used. The participants (n=57) were 28 in the experimental group and 29 in the control group.