A Review of Big Data Analytics in Healthcare

The Big Data is changing the world. Big data is irregular and consumes more real-time analysis. Big data analytics has emerged from two distinct concepts - Big data and Analytics .Big data analytics plays a vital role in health care industries because health care data set contains lots of information about patient, it also contains family history, personal information, genomics, clinical reports, public health reports, hospital procedures such as bills, other data and these data is for only person but a hospital may have more patients data which differ from each other so all these data are enormously large and cannot be handled by regular software or hardware. Understanding the unstructured clinical notes in the right index is the challenge. Some of the applications are very useful in predicting the stage of diseases and certain tools which are created for providing service in health care. This paper states big data analytics and its features, advantages and challenges.