Hollis Brennan

What 150 Years of Research Actually Says Brain Injury Therapy | Brain Injury Recovery | March 2026 Note to Clinicians: This article reflects the shift in standard of care from "Strict Rest" to "Active Recovery," as codified in the 6th International Consensus Statement on Concussion in Sport (Amsterdam 2022) and current ICHI guidelines. It is designed to support patient education and shared decision-making regarding graduated activation and subthreshold aerobic exercise. If you have...

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The CEO and the Project Manager: Understanding Cerebrum and Cerebellar Injuries Meet Randal Randal came home from ten years of serving in the army. As a veteran, he was walking and talking fine per his doctor's reports, but his wife, Carmen, noticed his usual mojo was off. "He used to plan everything," she said. "Now, he can’t even finish writing a grocery list, never mind the actual shopping. He gets frustrated, his temper flares, and he seems... just different." The Pathology: The Jello...