The Health Research Authority (HRA) is a government agency in the United Kingdom that works to protect and promote the interests of people in health and social care research. It ensures that research is carried out ethically and safely, making it easier for researchers to meet high standards while maintaining public trust. The HRA reviews research applications, gives ethical approval, and provides guidance to help streamline the research process. It plays a key role in improving transparency, supporting quick approvals, and promoting high-quality studies that benefit patients, researchers, and the healthcare system across the U.K.