Once used for coughs, ambroxol is being investigated for Parkinson disease dementia. A new trial shows it is safe and biologically active, though cognitive benefits remain unproven.
In a long-term cohort study, researchers found that specific retinal changes—thinner photoreceptor layers and thicker retinal pigment epithelium—were linked to a higher risk of developing amyotrophic lateral sclerosis, suggesting potential noninvasive biomarkers for early detection.
A new international consensus identifies five gynecologic conditions commonly linked with interstitial cystitis/bladder pain syndrome, urging clinicians to adopt a multidisciplinary and trauma-informed approach to care.
A study of patients with REM sleep behavior disorder found that lower heart rate variability during sleep may indicate early signs of neurodegenerative disease, particularly Parkinson’s.