the poor orientation of the restaurants toward the information technology has yet many unsolved issues in regards to the customers. one of these problems which lead the appeal list of later, and have a negative impact on the prestige of the restaurant is the case when the later does not respond on time to the customers’ needs, and which causes their dissatisfaction. this issue is really sensiti...

Background and Aim: With the increasing spread of technology, the use of telemedicine to treat diseases is increasing. Diseases of the ear, throat and nose, are among the most common illnesses, especially among children, which can be diagnosed and treated through tele-otolaryngology. Materials and Methods: This comparative study is conducted in the United Stated, Australia and England. The inf...

Introduction: Majority of patients experience anxiety before endoscopy, which can affect their level of cooperation and endoscopy process. The aim of this study was to investigate the effect of intervention through audio-visual clip of nature on the level of anxiety and physiological parameters of patient’s candidate for gastric endoscopy. Materials and Methods: This randomized clinical trial s...

Background and purpose: The aim of this research was to compare the efficacy of relaxation, and relaxation combined by periodic visual stimulation and periodic audio stimulation on blood pressure and heart rate of university students. Materials and methods: This experimental study was conducted in 36 psychology students in Allameh Tabatabaee University. The students were randomly selected and...