Muc-Wierzgoń is a Medical Doctor, Internal Medicine Specialist, Diabetes Specialist, Public Health Specialist, Co-ordinator and Co-contractor of national and international research programs in the fields of internal medicine, psychosomatic medicine, experimental oncology, immunology, diabetology, and gerontology. Muc-Wierzgoń has a total of 454 peer-reviewed publications—IF 187—and 4417 points from the Ministry of Science and Higher Education in various aspects of clinical and experimental medicine. Muc-Wierzgoń has been the editor of four scientific books. - Author/co-author of 38 chapters in scientific monographs. - Author/co-author of 228 papers in scientific journals, of which 85 appear in the JCR (Journal Citation Reports) list, including Oncotarget, Oncology Letters, Psychosomatic Medicine, J Biological Regulators and Homeostatic Agents, Disease Markers, Pediatrics, Haematologia, Oncology Rep, Archivum Immunologiae et Therapiae Experimentalis, Scand J Immunol, Eur J Inflamm, Clin Int Aging, Curr Pharm Biotechology, J Physiology and Pharmacology, J Immunopathology and Pharmacology, Lancet Endocrinology and Metabolism, and others. Muc-Wierzgoń has been a participant and author of publications for proceedings of 170 scientific conferences. They have been both the leading researcher and participant of 18 Polish and international grants and the supervisor of 12 PhD theses, 4 proceeding doctoral dissertations, and 35 graduate theses.