Patients in the intervention group (n = 37) and controls (n = 37) participated in this study and based on the type of work that is based on sampling random assignment and control groups based on the number of patient cases will be(allocation by a nurse of unit colonoscopy done who is not aware of the type of intervention) and given that waiting time per patient for colonoscopy 18-24 hours will be research in parallel with intervention samples; thus samples were then entered into the study, initially researcher first demographic questionnaire and through interviews with patients and records studies will be completed. The questionnaire contained a number of questions regarding demographic information and some questions about health and disease. Then if you have of entering the study the first researchers consent form to participate in the study, patients will be able to sign it. After you select the patient's get the satisfaction entering the study, patients entered the study and then by a second investigator who is unaware of the intervention and control groups for all subjects, including information on blood pressure, pulse and respiration per minute (before advice) and advice questionnaires of anxiety STAI If the interview is completed. Patients in the intervention group, a third researcher will consult with her bedside for 30 minutes. Individual counseling and face-to-face. The consultation, the consultation nursing and explain all the circumstances, including before, during and after colonoscopy is including training preparation before the procedure (diet, drugs, etc.), during a colonoscopy (a complete explanation about what will be done during the colonoscopy)patient raise awareness about the benefits and risks of giving the patient an opportunity to express feelings, questions, selecting appropriate ways to reduce anxiety and increase tolerance, procedures, and respond to questions posed by the patient. Patients in the control group, all of these steps can be done in consultation with the patient. The next day, the researcher prior to colonoscopy for people of all data including blood pressure, pulse and respiration and the minutes STAI state anxiety questionnaire is to be completed. Patient tolerance of colonoscopy and Satisfaction scale, the level of cooperation during colonoscopy, comfort level and pain level completion rates measure by which the researcher is unaware of the experimental and control groups will be compared in both groups.