Oh Seok-jong

• For those who want to take on events like HYROX that demand strength and endurance together
• For those who want to build fitness while understanding the effects of exercise through scientific evidence
• For those who want to build a habit of exercising consistently even in a busy life

Sessions take a perspective that connects exercise science research with field experience, assessing your fitness level and then building strength and endurance step by step. They also draw on his own experience competing in the Open Doubles at HYROX Incheon 2026.

CEO Oh Seok-jong co-founded PAFGYM in 2010. He earned a Ph.D. in Exercise Behavioral Science from Chung-Ang University and has presented as a speaker at academic conferences.

• Ph.D. in Exercise Behavioral Science, Graduate School, Chung-Ang UniversityA doctoral degree researching the behavior of starting and maintaining exercise
• M.S. in Exercise Physiology, Chung-Ang UniversityA degree studying the changes that happen in the body during exercise
• B.S. in Community Sports, Chung-Ang UniversityA degree in physical activity for everyday life
• Health and Exercise SpecialistA national qualification from the Ministry of Culture, Sports and Tourism for exercise professionals who assess health status and fitness, then plan and coach safe exercise
• Sports Instructor Level 1 (Bodybuilding)The higher tier of the Ministry of Culture, Sports and Tourism national qualification, recognizing expertise in coaching weight training
• Exercise Physiologist, Korean Association of Clinical Exercise PhysiologistsAn association credential for coaching exercise based on fitness testing and knowledge of exercise physiology
• ACSM-EPAn exercise physiologist certification from the American College of Sports Medicine (ACSM), verifying the ability to assess fitness and design exercise programs
• NSCA-CSCS*DAn NSCA strength and conditioning specialist certification carrying the higher distinction (*D), which recognizes additional experience and contributions
• NSCA-CPT*DAn NSCA personal trainer certification carrying the higher distinction (*D), which recognizes additional experience and contributions
• NASM Corrective Exercise Specialist (NASM-CES)A National Academy of Sports Medicine (NASM) course on assessing posture and movement patterns to choose suitable exercises
• SFMA certificationAn assessment system that breaks movement down step by step to see where it gets stuck
• DNS Exercise Level 1·2An exercise course from the Prague school (Czech Republic) that trains breathing and trunk stability

Rather than starting workouts right away, PAFGYM's first three sessions are filled with consultation and assessment. We check your body with InBody, review your movement with basic exercises, and look at your endurance to set your starting point together. Using the assessment results, CEO Oh Seok-jong explains the gap between your current fitness and your goal, and builds a step-by-step plan to match.