Background and Objective: Pregnancy is often introduced as a stressful experience that may be increased, and leads to some cognitive and behavioral responses called stress. By managing stress in pregnancy period, we can reduce anxiety and prevent from much of obstetric and physical complications. This study aimed to determine the effect of cognitive-behavioral based stress management on anxiety reduction of pregnant women.

Material and Methods: This pretest-posttest quasi-experimental study was conducted on pregnant women referring to health centers in Gorgan city in 2012. Twenty-four patients with eligible criteria were divided randomly into two equal groups of experimental and control. Pre-test was performed by State- trait anxiety inventory and the intervention was administered to experimental group. After that, posttest was taken for both groups. Statistical analysis was performed by covariance.

Results: Analysis of the data shows that pregnant women experience Anxiety. Stress management training in cognitive-behavioral style significantly decrease state- trait anxiety of pregnant women.

Conclusion: Stress management training in cognitive-behavioral style has an effect on state- trait anxiety reduction of pregnant women.