Exploring Pain on Social Media: Observational Study on Perceptions and Discussions of Chronic Pain Conditions

Teresa Valades   ^{1, 2, 3} , MD ;   Cesar I Fernandez-Lazaro   ^{4, 5} , PhD ;   Francisco Lara-Abelenda   ^{1, 6} , MSc ;   Maria Montero-Torres   ¹ , MSc ;   Ines Cuberta Gonzalez   ³ , MD ;   Miguel A Ortega   ^{1, 2} , MD PhD ;   Melchor Alvarez-Mon Soto   ^{1, 2, 7} , MD PhD ;   Miguel Angel Alvarez-Mon   ^{1, 2, 8, 9} , MD PhD

¹ Department of Medicine and Medical Specialties, Faculty of Medicine and Health Sciences, University of Alcala, Madrid, Spain

² Ramon y Cajal Institute of Sanitary Research (IRYCIS), Ramon y Cajal Hospital, Madrid, Spain

³ Department of Anesthesiology, Critical Care, and Pain Therapy, University Hospital of Torrejon, Torrejon de Ardoz, Spain

⁴ Department of Preventive Medicine and Public Health, School of Medicine, University of Navarra, Pamplona, Spain

⁵ IdiSNA, Navarra Institute for Health Research, Pamplona, Spain

⁶ Department of Signal Theory and Communications, Telematics and Computing Systems, University of Rey Juan Carlos, Madrid, Spain

⁷ Immune System Diseases-Rheumatology and Internal Medicine Service, Center for Biomedical Research in Hepatic and Digestive Diseases Network, University Hospital Principe de Asturias, Madrid, Spain

⁸ Department of Psychiatry and Mental Health, Infanta Leonor University Hospital, Madrid, Spain

⁹ CIBERSAM-ISCIII (Biomedical Research Networking Centre in Mental Health), Madrid, Spain