Diana Pivniceru is a former performance athlete and a National Vice-champion at 800m sprinting, having a career consisting of seven years of constant performance in fitness, with eight national titles, two times absolute national champion. She is also the bronze champion at 1500m National Championship, alongside various medals in other competitions and grand prix circuits.  

She practices fitness at a professional, high performance level, being the recipient of the following titles: eight times National Champion, Tiger Classic Champion, Balkan Champion in 2018, and other Grand Prix titles such as GrandPrix Pronutrition and Semtex. She is also part of the national fitness team, taking part in the European and World Championships.

Diana is a graduate of the Physical Education and Sport Faculty, holding an MA in School Physical Education. She has completed, many fitness courses, including: fitness instructor, aerobics instructor, personal trainer, nutrition courses and masseur.