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Brandon Murphy, chief revenue officer for Lumena, introduces U.S. military senior leaders to the MindGym at Joint Base Andrews, Maryland, March 18, 2026. The MindGym uses neurofeedback, focused attention meditation, sensory deprivation and biaural beats, creating a fully immersive experience to improve mental resilience. (U.S. Air Force photo by Senior Airman Daniel Walderbach)