The authors of this article present ethical issues that are widely present in research and should be considered by any researcher. The authors note that adequate empirical research on ethical issues has not been conducted. In fact, some ethical issues have been in the spotlight and have been the subject of more research than others. For example, the authors note that much research has focused on communication between participants and researchers (Stanley, Sieber & Melton, 1987). Among the most important ethical issues in research, as discussed in this article, is participant consent. Researchers must ensure that they disclose all information relating to the research and ensure that participants clearly understand the purpose of the research before giving consent. This article also delves deeper into the decision-making process of participants before providing consent to participate in research. For example, most participants are still willing to participate in biomedical research even if they understand the risks, because they confuse research with treatment. The article will also...