05 May 2017 --- Let there be no misunderstanding: heavy alcohol intake has severe harmful effects. But already for several years, researchers have been finding that moderate wine intake can be beneficial in delaying the onset of cognitive impairments in aging and neurodegenerative diseases like Parkinson's and Alzheimer's disease. Dr. Esteban-Fernández from the Institute of Food Science Research in Madrid and her colleagues have been investigating the molecular mechanisms underlying the neuroprotective actions of wine, recently published in Frontiers in Nutrition.