European Academy of Neurology (EAN) Congress 2026 Jun 26 2026 Reviewed Adults with both epilepsy and hearing loss who use hearing aids may have a 23% lower risk of developing dementia than those who do not, according to new research presented at the European Academy of Neurology (EAN) Congress 2026. Hearing loss is widely recognized as the largest modifiable risk factor for dementia. Yet whether hearing aids can reduce dementia risk remains debated. In particular, it is unclear whether any