Dr. Salem Bouomrani (MD, PhD, Prof, and Head) is a Professor of internal Medicine at Sfax University School of Medicine in TUNISIA, past head of the Department of Internal Medicine of the Military Hospital of Gabes, in Tunisia, and actually the Medical Director of the Regional Military Polyclinic of Kasserine, Tunisia. After his internal Medicine Residency at the University of Monastir in Tunisia, he completed an extensive training at Saint-Antoine Hospital (Pierre and Marie Curie Faculty of Medicine) in Paris France. He has his Ph-D in Internal Medicine in 2015, and attains the rank of full professor in 2020. He was also diplomated in many interesting fields: Systemic and Autoimmune Diseases from Saint-Antoine Faculty of Medicien, Pierre & Marie Curie University/Paris VI, France (2006), Certificate of the Franco-Tunisian Course of Disaster Medicine, chemical risk and FTX tools (2009), Certificate of Naval Medicine and Diving Medicine (2010), Certificate of Aeronautical Medicine (2010), Certificate of the Franco-Tunisian Course of Travel Medicine (2010), Certificate of the Italo-Tunisian course of aerial medical evacuation (2010), Application Diploma of Military Medicine (2010), American Certificate of Chemical, Biological, Radiological, Nuclear and Ballistic Medicine (2010), Certificate of the Tunisian-German Course of Tropical Medicine and Sub-Saharan Pathology (2010), Certificate of the 1st course of the military health in methodology and medical writing (2013), Basic Life Support Diploma of ERC/European Resuscitation Counsil & TRC/Tunisian Resuscitation Counsil (2013), postgraduate Certificate in Geriatrics & Gerontology from the Middle East Academy for Medicine of Aging (MEAMA) (2017), and Postgraduate Certificate in Tropical disases & Travel Medicine (2017): Sfax Faculty of Medicine (Tunisia) & Bernhard Nocht Institute of Tropical Diseases (Hambourg, Germany). He is the author of five books and over 200 papers in national and international scientific journals. He is reviewer in many national and international scientific/medical journals and member of editorial panel of several national and international medical journals. Dr Bouomrani Research Interests are: Internal Medicine & Rheumatology (connective tissue diseases, autoimmune diseases, systemic vasculitis, systemic granulomatosis, arthritis, spondylarthropathies), Tropical Medicine and Sub-Saharan Pathology, Endocrinology (Diabetes and Thyroiditis), Ocular diseases, Infectious diseases, Cancer, Immunology and immunotherapy, Sports Medicine, Neurology (neurological involvement in connective tissue diseases and systemic vasculitis) , Cardiology (hypertension, cardiovascular risk, cardiac involvement in connective tissue diseases), Geriatrics/Gerontology, Aging Medicine, and Case reports.