DESIGN: A double-blind, cluster-randomized approach was used as a randomization method for this study to evaluate the stress management interventional program.

METHODS: A cluster-randomized controlled trial was carried out in eight comprehensive healthcare centres in Amman city, Jordan; four centres were randomly assigned to each experimental and control group. One hundred and seventy nurses were selected randomly from March 2019 - August 2019 and data were collected by using the Nursing Stress Scale & brief COPE over three data collection times. Both descriptive and inferential statistics (repeated measure ANOVA, Independent t test, and chi-squared) were used to answer the research questions of this study.