Alexios Batrakoulis, PhD, CSCS,*D, ACSM-EP, FACSM, has been involved in the health and fitness industry since 1995. He currently works as a personal trainer, exercise physiologist, fitness educator, speaker, author, subject matter expert, and adjunct professor and is based in Greece. He holds a bachelor’s degree in physical education and sport science, a master’s degree in exercise and health, a doctorate in clinical exercise physiology, and numerous certifications through the American Council on Exercise (ACE), American College of Sports Medicine (ACSM), National Academy of Sports Medicine (NASM), and National Strength and Conditioning Association (NSCA). His primary research interest is the study of hybrid-type, multicomponent interval training in obesity. He has authored over 100 international peer-reviewed publications on exercise, including research articles, textbook chapters, and translated books.He has won multiple awards for his fitness expertise: He received global recognition as a 2017 IDEA Personal Trainer of the Year finalist, the 2018 IDEA Personal Trainer of the Year, the 2019 IDEA China Fitness Innovator, the 2020 NSCA Personal Trainer of the Year, a 2020 MedFit Professional of the Year finalist, the 2021 PFP Trainer of the Year, a 2021 ACSM Certified Professional of the Year finalist, and the 2022 ACSM Certified Professional of the Year.He has been a member of EuropeActive’s Professional Standards Committee, leading the technical experts group that developed educational standards for the occupational role of Weight Management Exercise Specialist. He has served on several committees for ACSM and NSCA, is an ACSM fellow, and is a member of the NSCA board of directors. Lastly, he is the founder of the International Obesity Exercise Training Institute (IOETI), teaching internationally approved continuing education courses in 45 countries across five continents and empowering over 3,000 fitness professionals since 2017.

• ForewordDr. Walter R. ThompsonPart I. The ScienceChapter 1. Understanding Overweight and ObesityRenee Rogers, PhD, and Sara Kovacs, PhDChapter 2. The Role of an Exercise ProfessionalChristie L. Ward-Ritacco, PhD, and Alison C. Berg, PhDChapter 3. The Role of Exercise in Weight Management and ObesityJohn M. Jakicic, PhD, and Landon Deru, PhDChapter 4. Coaching Lifestyle Modification and Behavior ChangeRachelle Acitelli Reed, PhD, and Susie Reiner, PhDPart II. The AssessmentChapter 5. Exercise Preparticipation Interview and Health ScreeningDeborah Riebe, PhD, and Christie L. Ward-Ritacco, PhDChapter 6. Health-Related Physical Fitness AssessmentsMeir Magal, PhD, and Kathleen S. Thomas, PhDPart III. The ApplicationChapter 7. Warm-Up ConceptsAmy Bantham, PhD, Rachele Pojednic, PhD, and Alexios Batrakoulis, PhDChapter 8. Muscular FitnessAlexios Batrakoulis, PhD, Michael Stack, BS, and Kia Williams, MSChapter 9. Neuromotor FitnessAlexios Batrakoulis, PhD, Leslie A. Stenger, EdD, and Elizabeth Kovar, MAChapter 10. Cardiorespiratory FitnessTony NuÑez, PhD, Elizabeth Kovar, MA, and Alexios Batrakoulis, PhDChapter 11. Flexibility Training and Cool-Down TechniquesElizabeth Kovar, MA, and Alexios Batrakoulis, PhDPart IV. The ProgrammingChapter 12. Program DesignAlexios Batrakoulis, PhD, and Anoop Balachandran, PhDChapter 13. Sample WorkoutsAlexios Batrakoulis, PhD, Rodiel Kirby Baloy, DPT, John Bauer, Vula Bolou, Lee Boyce, Ryan Carver, BS, Christine M. Conti, MEd, Grace DeSimone, BA, Brett Klika, BS, Lauren Korzan, MA, Jonathan Mike, PhD, Michael Piercy, MS, Keli Roberts, Melody Schoenfeld, MS, Lauren Shroyer, MS, and Summer SidesChapter 14. Case Study ScenariosStephanie Cooper, PhD, Daniel Green, BA, Farel B. Hruska, Michael R. Mantell, PhD, Tracy L. Markley, Cherie O’Neill (Kroh), EdD, Brian Richey, BS, Jonathan Ross, Louise Valentine, MPH, Maurice Williams, MS, and Mary Yoke, PhDAppendix. Chapter Quiz and Case Study AnswersGlossaryIndex

Alexios Batrakoulis, PhD, CSCS,*D, ACSM-EP, FACSM, has been involved in the health and fitness industry since 1995. He currently works as a personal trainer, exercise physiologist, fitness educator, speaker, author, subject matter expert, and adjunct professor and is based in Greece. He holds a bachelor’s degree in physical education and sport science, a master’s degree in exercise and health, a doctorate in clinical exercise physiology, and numerous certifications through the American Council on Exercise (ACE), American College of Sports Medicine (ACSM), National Academy of Sports Medicine (NASM), and National Strength and Conditioning Association (NSCA). His primary research interest is the study of hybrid-type, multicomponent interval training in obesity. He has authored over 100 international peer-reviewed publications on exercise, including research articles, textbook chapters, and translated books.He has won multiple awards for his fitness expertise: He received global recognition as a 2017 IDEA Personal Trainer of the Year finalist, the 2018 IDEA Personal Trainer of the Year, the 2019 IDEA China Fitness Innovator, the 2020 NSCA Personal Trainer of the Year, a 2020 MedFit Professional of the Year finalist, the 2021 PFP Trainer of the Year, a 2021 ACSM Certified Professional of the Year finalist, and the 2022 ACSM Certified Professional of the Year.He has been a member of EuropeActive’s Professional Standards Committee, leading the technical experts group that developed educational standards for the occupational role of Weight Management Exercise Specialist. He has served on several committees for ACSM and NSCA, is an ACSM fellow, and is a member of the NSCA board of directors. Lastly, he is the founder of the International Obesity Exercise Training Institute (IOETI), teaching internationally approved continuing education courses in 45 countries across five continents and empowering over 3,000 fitness professionals since 2017.

• ForewordDr. Walter R. ThompsonPart I. The ScienceChapter 1. Understanding Overweight and ObesityRenee Rogers, PhD, and Sara Kovacs, PhDChapter 2. The Role of an Exercise ProfessionalChristie L. Ward-Ritacco, PhD, and Alison C. Berg, PhDChapter 3. The Role of Exercise in Weight Management and ObesityJohn M. Jakicic, PhD, and Landon Deru, PhDChapter 4. Coaching Lifestyle Modification and Behavior ChangeRachelle Acitelli Reed, PhD, and Susie Reiner, PhDPart II. The AssessmentChapter 5. Exercise Preparticipation Interview and Health ScreeningDeborah Riebe, PhD, and Christie L. Ward-Ritacco, PhDChapter 6. Health-Related Physical Fitness AssessmentsMeir Magal, PhD, and Kathleen S. Thomas, PhDPart III. The ApplicationChapter 7. Warm-Up ConceptsAmy Bantham, PhD, Rachele Pojednic, PhD, and Alexios Batrakoulis, PhDChapter 8. Muscular FitnessAlexios Batrakoulis, PhD, Michael Stack, BS, and Kia Williams, MSChapter 9. Neuromotor FitnessAlexios Batrakoulis, PhD, Leslie A. Stenger, EdD, and Elizabeth Kovar, MAChapter 10. Cardiorespiratory FitnessTony NuÑez, PhD, Elizabeth Kovar, MA, and Alexios Batrakoulis, PhDChapter 11. Flexibility Training and Cool-Down TechniquesElizabeth Kovar, MA, and Alexios Batrakoulis, PhDPart IV. The ProgrammingChapter 12. Program DesignAlexios Batrakoulis, PhD, and Anoop Balachandran, PhDChapter 13. Sample WorkoutsAlexios Batrakoulis, PhD, Rodiel Kirby Baloy, DPT, John Bauer, Vula Bolou, Lee Boyce, Ryan Carver, BS, Christine M. Conti, MEd, Grace DeSimone, BA, Brett Klika, BS, Lauren Korzan, MA, Jonathan Mike, PhD, Michael Piercy, MS, Keli Roberts, Melody Schoenfeld, MS, Lauren Shroyer, MS, and Summer SidesChapter 14. Case Study ScenariosStephanie Cooper, PhD, Daniel Green, BA, Farel B. Hruska, Michael R. Mantell, PhD, Tracy L. Markley, Cherie O’Neill (Kroh), EdD, Brian Richey, BS, Jonathan Ross, Louise Valentine, MPH, Maurice Williams, MS, and Mary Yoke, PhDAppendix. Chapter Quiz and Case Study AnswersGlossaryIndex