Brain injury rehabilitation constitutes a comprehensive, interdisciplinary endeavor geared towards aiding individuals in recovering and reclaiming functionality after experiencing traumatic brain injuries (TBIs) or acquired brain injuries (ABIs). These injuries stem from diverse causes such as accidents, strokes, tumors, or infections, and rehabilitation endeavors to optimize independence and quality of life by addressing physical, cognitive, emotional, and social impairments. Commencing in the acute phase post-injury, the rehabilitation process spans through the subacute and chronic phases, involving a collaborative team of healthcare professionals comprising physicians, neurologists, neuropsychologists, physical therapists, occupational therapists, speech-language pathologists, and social workers. Tailored treatment plans are devised for each patient, encompassing a blend of therapies including physical therapy to enhance mobility and strength, occupational therapy to bolster daily living skills, speech therapy to tackle communication challenges, cognitive therapy to ameliorate memory and problem-solving capacities, and psychotherapy to address emotional and behavioral hurdles. Education forms a vital component, wherein patients and their families are informed about the injury, equipped with coping strategies, and supported in adapting to life post-brain injury. Moreover, assistive technologies and adaptive devices are introduced to aid individuals in compensating for any enduring impairments. In essence, brain injury rehabilitation serves as a pivotal facilitator in fostering recovery, augmenting functional autonomy, and optimizing overall well-being subsequent to a brain injury.