Hadoop has been applied in several epidemiological studies, including:
Disease Surveillance: Analyzing social media, health records, and other data sources to detect and monitor disease outbreaks in real-time. Genomics: Processing large genomic datasets to identify genetic risk factors for diseases. Environmental Health: Studying large sets of environmental data to understand their impact on public health. Health Services Research: Evaluating the effectiveness and efficiency of healthcare services through the analysis of large health datasets.