The Defense Health Agency (DHA) is a component of the United States Department of Defense that oversees the military's healthcare system. It was established to provide a unified approach to health services for active-duty service members, their families, and retirees. The DHA manages various healthcare facilities and programs, ensuring that quality medical care is accessible to those who serve the nation. The agency also plays a crucial role in coordinating health policy and medical readiness across the branches of the military, including the Army, Navy, and Air Force. By streamlining operations and improving efficiency, the DHA aims to enhance the overall health and well-being of military personnel and their dependents.