The Neurological Link Between Concussion and Dizziness

Patients who experience a concussion often develop dizziness, and the relationship between the two is complex, involving brain function. Mid-Atlantic Brain and Neurological Rehabilitation in Silver Springs, MD, specializes in assessing and treating these symptoms to provide effective care. Our team works closely with patients to restore balance, coordination, and confidence after injury.

The Brain’s Role in Balance

The brain processes information from the eyes, inner ear, and muscles to maintain balance. When a concussion occurs, the signals sent from these systems can become inconsistent or delayed, leading to sensations of spinning, unsteadiness, or lightheadedness. Damage to the cerebellum or brainstem, even if mild, can alter coordination and disrupt equilibrium (Giza & Hovda, 2014).

Inner Ear and Vestibular Function

The vestibular system, located in the inner ear, is crucial for sensing motion and maintaining stability. Concussions can cause inflammation or minor trauma in this region, leading to vertigo or persistent imbalance. The brain must then compensate for conflicting signals, which can result in nausea, disorientation, or difficulty focusing (Hoffer et al., 2015).

Neurochemical Disruptions

Beyond structural effects, concussions trigger neurochemical changes that affect neurons responsible for balance and sensory processing. Imbalances in neurotransmitters and altered blood flow can slow the brain’s response to movement. These disruptions contribute to prolonged dizziness and may affect concentration, memory, and overall coordination (McAllister, 2011).

Assessment and Rehabilitation

Comprehensive neurological evaluations can identify the underlying causes of post-concussion dizziness. Therapies often include vestibular rehabilitation, balance training, and exercises tailored to restore proper neural communication. Early intervention is critical for reducing long-term symptoms and improving quality of life (Alsalaheen et al., 2010).

Contact Us Today

At Mid-Atlantic Brain and Neurological Rehabilitation in Silver Springs, MD, we understand how dizziness after a concussion can affect your daily activities. Call us at (240) 766-8881 today to learn about our treatments and schedule an appointment. You can also browse our website to explore our services and approach.

References

Alsalaheen, B. A., Mucha, A., Morris, L. O., et al. (2010). Vestibular rehabilitation for dizziness and balance disorders after concussion. Journal of Neurologic Physical Therapy, 34(2), 87–93. https://journals.lww.com/jnpt/Fulltext/2010/34020/Vestibular_Rehabilitation_for_Dizziness_and_Balance.6.aspx

Giza, C. C., & Hovda, D. A. (2014). The new neurometabolic cascade of concussion. Neurosurgery, 75(Suppl 4), S24–S33. https://academic.oup.com/neurosurgery/article/75/suppl_4/S24/2428507

Hoffer, M. E., Balaban, C., Gottshall, K., et al. (2015). Vestibular function and dizziness after mild traumatic brain injury. American Journal of Otolaryngology, 36(2), 122–127. https://www.sciencedirect.com/science/article/abs/pii/S0196070914001916

McAllister, T. W. (2011). Neurobiological consequences of traumatic brain injury. Dialogues in Clinical Neuroscience, 13(3), 287–300. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3182019/