Dr. Andrzej J Jaroszynski obtained his PhD from Medical University of Lublin (Poland) in 1997. Currently, Dr. Jaroszynski is serving as a professor in Jan Kochanowski University in Kielce (Poland). He is a specialist in internal medicine, nephrology, and family medicine. Dr. Jaroszynski serves as a chair for the Department of Nephrology at the Jan Kochanowski University in Kielce as well as the chair for the Department of Family Medicine at the same University. He has got more than 160 publications in his academic/research career, acting mainly on the following subjects: cardionephrology, sudden cardiac death, heart failure, vascular calcification, atherosclerosis, peritoneal dialysis. He is the member for several professional organizations.