 In 1966 Chaldekov graduated as an MD from Varna Institute of Medicine (since 1991, named Medical University of Varna), Varna, Bulgaria.In 1983 he obtained a PhD in Vascular Biology, ""Ultrastructural and cytopharmacological study of aging in vascular smooth muscle cells, with special reference to their secretory function"".Since 2007, Chaldakov has served as Professor Emeritus at Medical University of Varna, Bulgaria.