Oscar Fraile-Martinez is working in the Department of Medicine and Medical Specialties at the University of Alcalá, Spain. He previously worked at Cajal Institute. He participates in the group of Psychiatry and Mental Health. He has 81 publications with 994 citations and an h-index of 15 (Scopus, 14 December 2023). His interest is in the field of Gut Microbiota, lifestyle medicine, lipid peroxidation, chronic venous disease (CVD), varicose veins, and mental disorders.