Health Data Research UK

The UK is building a single, nationwide system to unlock health and social care data for research, linking patient records from the NHS, local authorities, and other sources. Currently, this data is scattered across thousands of separate databases, held by different organisations with incompatible formats and strict access rules. This fragmentation prevents researchers from spotting patterns across the whole population—such as how a new drug performs in real-world use, or which social factors predict hospital readmission. The project creates a framework for data exchange, bringing together NHS bodies, universities, and industry under common standards. It also trains a new generation of "translational informaticians"—people who combine clinical knowledge with data science skills. If successful, the system could transform how the UK runs clinical trials, monitors disease outbreaks, and evaluates treatments, without requiring patients to visit a single new clinic. The infrastructure itself is invisible to the public, but it would quietly underpin faster diagnoses, safer prescriptions, and more efficient health services. This is not a single experiment; it is a permanent national capability for data-driven medicine.