In the 21st century, availability of large data makes the task of handling it even more difficult. Big data serves to tackle these problems. The growth of data in recent years has been exponential, therefore we explore the prospects, challenges and applications of Big Data. Digitization of Health Care data has seen health records, grown enormously. A patient’s medical insurance data, DNA data, medical test results and health history all stored electronically. This data, being unstructured make it very difficult to extract information and analyze patterns that can be useful. We examine the ways in which we can use Big data in health care so that it’s potential can be fully tapped
