Speaking about its role in healthcare, besides bringing economies in terms of reduction in overheads and improving profitability, Big Data is being extensively utilised to predict epidemics, improve quality of life, avoid preventable deaths and cure diseases. It is because of the Big Data analytics that the healthcare sector can analyse the potential causes and symptoms of peculiar diseases, improve methods of treatment delivery, develop new medicines, etc. The stupendous increase in the global population is demanding better healthcare services and to cater their rising needs, Big Data is contributing in providing highly relevant results that can intelligently drive the decision making