This document discusses research in healthcare. It defines research as the systematic collection, analysis, and interpretation of data to answer a question or solve a problem. The purposes of research include generating new knowledge, improving understanding, testing applications, comparing best practices, and helping with decision making. Research has characteristics such as being empirical, logical, cyclical, analytical, critical, methodological, and replicable. The objectives of research are to gain familiarity with phenomena, describe characteristics, determine relationships between variables, test hypotheses, and solve problems. The document also outlines different types of research and the process and quality of good and bad research.