This phenomenological research aimed to study experiences of cancer patients in being told the truth about their illnesses from member of the health team. In-depth interviews were used to collect data from ten participants who had cancer. Data were analyzed using modified Colaizzi's method. The results revealed that the participants reflected five reaction on being told the truth about their illnesses from the health team: (1) it is common and not a bad situation, (2) it is a way of telling unwanted information, (3) it is a hope-destroyer/killer, (4) it is the way of guiding treatment, and (5) it is an anxiety relief. The four methods of telling the diagnosis were: (1) telling when the patient is ready to know, (2) telling by a third person, 3) hard telling when a physician is sure for his/her investigation, and (4) using the word "malignant" instead of "cancer." Two opinions on methods of telling the diagnosis were: (1) telling by doctor was suitable, and (2) hard telling was acceptable. Two methods of telling the treatment instruction were: (1) only one method for treatment, and (2) alternatives for treatment proposed. According to participants, two opinions on methods of telling the treatment instruction truth-telling included: (3) feeling of being compelled, and (2) satisfied with own choice. Participants reflected five feelings when being told the truth regarding cancer were: (1) not frightened and could accept the truth, (2) frightened because of nearing death, (3) why should it be me?, (4) stress, confusion and worry about getting better or recovery, and (5) worry about parents.