January 2, 2026

@michaelokun

Cortico-basal rhythms reveal how the brain changes during DBS. Oscillations are rhythmic brain signals that reflect how groups of neurons communicate and coordinate movement and thinking. Lawrence, Little and colleagues describe in a new paper that just dropped in Brain how cortico-basal oscillations track natural everyday movements in individuals receiving deep brain stimulation for Parkinson’s. Key Points: - Brain signals linking cortex and basal ganglia change in predictable ways during real world movements, not just lab tasks. - Deep brain stimulation alters these oscillatory patterns in ways that relate to movement quality and timing. - Measuring these signals during naturalistic behavior may provide a roadmap for more adaptive and personalized stimulation. My take: This study will help us to push physiological DBS out of the clinic and into real life. If we can understand how the moving brain behaves during everyday activities, we can begin to program stimulation that listens and responds, rather than simply delivers fixed energy. Here are 5 points that resonated w/ me: 1- Brain rhythms reflect how networks talk to each other during walking, reaching and daily actions. 2- Signals recorded during natural movements may be more informative than those captured during scripted tasks. 3- DBS does not just suppress symptoms, it reshapes communication across motor networks. 4- Adaptive approaches that respond to these oscillations could improve function for many folks. 5- The future of DBS likely depends on aligning stimulation timing intensity and targets w/ real world brain activity. https://academic.oup.com/brain/advance-article/doi/10.1093/brain/awaf466/8380666 #parkinson #deepbrainstimulation #michaelokun #fixelinstitute