It is extremely important that workers and service recipients have information about gamma rays which are in the class of ionizing radiation and pose a danger to people who are exposed to it. This study was conducted by using an online questionnaire on the Turkish Atomic Energy Agency, GAMMAPAK sterilization INC, which work with gamma rays and hospital employees who use gamma knife radiosurgery and service recipients from it (patients and others) in order to raise awareness about protection from gamma rays. The study was designed in accordance with the general survey model, one of the quantitative research methods. The findings obtained as a result of 153 participants answering the questionnaire consisting of 20 questions were transferred to the study. The study was carried out by asking 20 questions in the survey to people of different gender, position (service recipient or worker), income level, age and education level. The data obtained were analyzed by applying Exploratory Factor Analysis (EFA). Confirmatory Factor Analysis (CFA), normality test, descriptive statistics, independent groups t-test one-way ANOVA, Kruskal Wallis-H Test were carried out, respectively. When the survey data were analyzed it was determined that awareness of gamma rays differed according to the gender income level age and education level of the participants.