Stelios Karakonstantis is an AAPTE certified personal trainer with a Nationally Accredited Personal Training (NCCA)-AAPTE-CPT certification as well as an Exercise Fitness Specialist license through Hofstra University. 

In addition to fitness Stelios also has 17 years of Martial Arts experience holding a 3rd Degree Black Belt in Kempo and a 2nd Degree black belt in Tae Kwon Do.  He has also taught at multiple martial arts institutions throughout Long Island and has been an official judge at many tournaments. 

Stelios also continued his training and academic studies in China at the University of Beijing and Li Xin University in Shanghai while completing his related course work.  He has also presented his research at various research conferences to multiple colleges including Adelphi University and the University of Wisconsin about fitness and health.  After graduating from Adelphi University he completely dedicated his life to fitness and exercise.  His experiences and credentials make him a qualified fitness and health professional.