Neurovascular Coupling and Subclinical White Matter Alterations in Young Adults with Migraine without Aura: A Multimodal MRI and Machine Learning Study.

Young adults with migraine without aura (MwoA) may have subtle brain changes. This study involved 130 patients with MwoA and 110 healthy controls. Researchers used advanced MRI techniques to examine brain structure and function. They looked for white matter abnormalities and neurovascular coupling issues. Results showed that patients had increased free water and changes in brain diffusivity. These changes suggest that migraine may affect brain health. The study also found decreased neurovascular coupling in patients compared to healthy individuals. Additionally, alterations in blood flow were linked to neurotransmitter distributions. Overall, these findings highlight the complex relationship between migraines and brain function. Understanding these connections may help in developing better treatments for migraine sufferers. Future research could explore how these brain changes impact migraine symptoms and patient quality of life. This study opens the door for new therapeutic approaches targeting these brain alterations. Clinical relevance: This research indicates that migraine may involve brain changes affecting neurovascular function, potentially guiding future treatment strategies.