Neurology
Study ties cavities and gum disease to higher stroke risk
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People with both cavities and gum disease had an 86% higher risk of ischemic stroke than those with healthy mouths, according to research published October 22, 2025, in Neurology Open Access. The two-decade study of 5,986 adults linked poor oral health to higher rates of major cardiovascular events, while emphasizing the findings show association, not causation.
FDA Approves Drug for Autoimmune Neuropathies
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The FDA approved a new drug for treating autoimmune neuropathies on September 9, 2025, accompanied by discoveries of new autoantibodies and effective complement inhibitors. This development ends 30 years of limited treatment progress in the field.
Spotlight on tardive dyskinesia and its management
Tardive dyskinesia remains a significant side effect for patients on long-term antipsychotic medications. Recent medical discussions highlight its symptoms, causes, and emerging treatments. Awareness efforts aim to improve early detection and intervention.
Study links menopause to brain structural changes
A new review of studies shows that menopause causes measurable changes in brain structure, including shrinkage in areas key to memory and thinking. These alterations may explain symptoms like brain fog, but evidence suggests some recovery after menopause. The findings will be presented at The Menopause Society's 2025 annual meeting in Orlando.
Japanese researchers identify biological cause of long COVID brain fog
Scientists in Japan have discovered a key molecular change behind the brain fog experienced by many long COVID patients. Using advanced brain imaging, they found increased density of AMPA receptors linked to cognitive impairment. The findings, published on October 1, 2025, could lead to new diagnostics and treatments.