Women hospitalized with high risk pregnancy are exposed to many stressors such as separation from their families, unsuitable and noisy environment, hospital routine, lack of privacy. Stress has negative effect on maternal, fetal and neonatal outcomes such as abortion, preterm birth and low birth weight babies. One group time series research design. A purposive sample of 45 high risk pregnant women. High risk in-patient (unit 21) at El Manial University Hospital. A- Maternal Interviewing Questionnaire, B- Perceived Stress Scale, C- Hospital Stressors Assessment Sheet. Study revealed statistical significant difference in stress level before and after intervention due to emotional support (X2 41.627, P .000*) and there is statistical significant difference between stress level and maternal complications (X2 49.828, P .023*), but there is no statistical significant difference between stress level and neonatal birth weight, neonatal complications(X2 18.280, P .107*), time and mode of delivery. Women hospitalized with high risk pregnancy need not only medical treatment but also to give attention to their psychological status and provide emotional support from health care providers.