The effect of inspiratory muscle training on fatigue and dyspnea in patients with heart failure: A randomized, controlled trial.

Aim: Fatigue and dyspnea are debilitating symptoms in patients with heart failure (HF). The purpose of this study was to evaluate the effects of inspiratory muscle training (IMT) on dyspnea, fatigue and the New York Heart Association (NYHA) functional classification in patients with HF.

Methods: In this prospective, randomized, controlled trial, 84 patients with HF (NYHA classes II-III/IV) with a mean age of 56.

Nurses' perception of empowerment and its relationship with organizational commitment and trust in teaching hospitals in Iran.

Aim: The aim of the present study was to clarify the relationship between perception of job empowerment and organizational commitment and trust among nurses in teaching hospitals of Khorramabad (Iran).

Background: Lack of power has been widespread among nurses in their workplaces due to uneven distribution of power among hospital staffs. Giving power to only a few individuals at the top of hospital hierarchy may often make nurses feel weak in their workplaces and causes reduction in the patients' quality care.

The effect of progressive muscle relaxation on the management of fatigue and quality of sleep in patients with chronic obstructive pulmonary disease: A randomized controlled clinical trial.

Objective: To assess the effect of progressive muscle relaxation (PMR) on fatigue and sleep quality of patients with chronic obstructive pulmonary disease (COPD) stages 3 and 4.

Materials And Methods: The pretest posttest clinical trial recruited 91 patients COPD grades 3 and 4. Following random assignment of subjects, the treatment group (n = 45) performed PMR for eight weeks and the control group (n = 46) received routine cares.

Iranian Nursing Students' Experiences of Case-Based Learning: A Qualitative Study.

The purpose of this study was to explore the experiences of undergraduate nursing students of the implementation of case-based learning in an emergency nursing course. The present qualitative study was conducted using the qualitative content analysis method. Participants consisted of 18 third year undergraduate nursing students selected through purposive sampling, which continued until the saturation of the data.

Comparing the effects of problem-based learning and the traditional lecture method on critical thinking skills and metacognitive awareness in nursing students in a critical care nursing course.

Background: Problem-based learning (PBL) is a method used to develop cognitive and metacognitive skills in nursing students.

Objectives: The present study was conducted to compare the effects of PBL and the traditional lecture method on critical thinking skills and metacognitive awareness in nursing students in a critical care nursing course.

Design: The present study was conducted with a quasi-experimental, single group, pretest-posttest design.