| Not Yet Recruiting | The Feasibility of LVHIIT on Inpatient Stroke Rehab NCT06998017 | University of Kansas Medical Center | EARLY_Phase 1 |
| Recruiting | Effect of High Intensity Interval Training on Strength, Endurance and Flexibility NCT07153523 | University of Health Sciences Lahore | N/A |
| Active Not Recruiting | SPORT-SPECIFIC HIIT IN ELITE KICKBOXERS NCT07449663 | Adiyaman University | N/A |
| Not Yet Recruiting | Investigation of the Effects of High-Intensity Interval Exercise and Moderate-Intensity Continuous Exercise on NCT07319611 | Marmara University | N/A |
| Recruiting | Optimizing Aerobic Fitness in Older Adults NCT06951620 | University of Vermont Medical Center | N/A |
| Recruiting | HIIT in Sedentary Obese Adults: Effects on Metabolic Risk, Body Composition, and FABP4 NCT06973980 | Eastern Mediterranean University | N/A |
| Recruiting | Effects of Upper Extremity Low Volume HIIT in Heart Failure NCT06754475 | Tarsus University | N/A |
| Recruiting | Effects of HIIT vs. TRE on Type 2 Diabetes Risk NCT07215533 | Syracuse University | N/A |
| Completed | Effects of High-Intensity Interval Training on Physical and Physiological Parameters in Adolescent Female Fiel NCT07433348 | Muhammed ŞAHİN | N/A |
| Unknown | Tabata vs Plyometric Training on Range of Motion, Agility and Vertical Jump in Taekwondo Players NCT06108986 | Riphah International University | N/A |
| Completed | Recovery Following Acute Endurance Training NCT06043492 | University of Thessaly | N/A |
| Recruiting | HIIT Effects on Cardiometabolic Health NCT05838950 | Syracuse University | N/A |
| Recruiting | Effect of Low-load Resistance Training vs. High-intensity Interval Training on Local Muscle Endurance NCT05945641 | University of British Columbia | N/A |
| Unknown | Effects of High Intensity Interval Training and Cluster Training on Speed, Explosive Strength and Functional P NCT06131736 | Riphah International University | N/A |
| Completed | Triphala Supplementation and High-intensity Interval Exercise and Immune System Function and Oxidative Stress NCT06208761 | Burapha University | Phase 2 |
| Unknown | Multimodal HIIT in Speed, Agility and Performance Level NCT06242223 | Riphah International University | N/A |
| Recruiting | Can Exercise Ameliorate Immunosenescence and Thereby Reduce Relapse in Head and Neck Cancer Patients NCT06851988 | Chang Gung Memorial Hospital | N/A |
| Completed | Feasibility of a Train-the-Trainer Delivered Exercise Intervention in Firefighters NCT05287594 | University of North Carolina, Chapel Hill | N/A |
| Unknown | Transient and Immediate Motor Effects of Exercise in Progressive Multiple Sclerosis NCT05562414 | Klinik Valens | N/A |
| Completed | Effects of High-intensity Interval Training on Myocardial Strain in Metabolic Syndrome Patients NCT06262256 | University of Castilla-La Mancha | N/A |
| Completed | Speed-specific Training and Ultrasound NCT05513521 | University of Miami | N/A |
| Unknown | Comparison of High Intensity Interval Training Verses Aerobic Exercises on Emotional Intelligence of Universit NCT05352334 | Superior University | N/A |
| Completed | High Intensity Interval Training, Creatine Intake and Anaerobic Power NCT05981820 | Ankara University | N/A |
| Completed | Acute Effect of Blood Flow Restricted High-Intensity Resistive Training NCT05274542 | Halic University | N/A |
| Completed | REmotely Monitored, Mobile Health-Supported High Intensity Interval Training After COVID-19 Critical Illness ( NCT04664101 | Duke University | N/A |
| Completed | The MOVI-HIIT Pilot Trial: The Impact of Activity Breaks on Cognitive Function, Adiposity and Fitness in Presc NCT05243784 | University of Castilla-La Mancha | N/A |
| Completed | Work Rate Adjustments During a High-intensity Interval Training on a Stationary Bike in a Hot and Temperate En NCT05988606 | University of Alabama, Tuscaloosa | N/A |
| Completed | Effects of High-Intensity Interval Training Exercise in Adolescents With Hepatosteatosis NCT04342390 | Arkansas Children's Hospital Research Institute | N/A |
| Unknown | Heat Therapy and Muscle Function Study NCT04733287 | Brigham Young University | N/A |
| Completed | The HIIT Cognition Study NCT05137990 | University of Southern California | N/A |
| Active Not Recruiting | "HIIT Med Kiloene". NCT05465057 | Aalborg University Hospital | N/A |
| Unknown | Effects of High Intensity Interval Training and Combined Training in Type 2 Diabetic (T2D) Patients NCT03593746 | University of Nove de Julho | N/A |
| Completed | The Impact of Activity Breaks on Cognitive Function, Adiposity and Fitness in Preschoolers NCT04863040 | University of Castilla-La Mancha | N/A |
| Completed | Insulin Sensitivity Response to High-Intensity Training in Insulin Resistance During Pregnancy NCT04830995 | Cairo University | N/A |
| Completed | Upper-body High-intensity Interval Training and Mixed Meal Responses NCT04277091 | University of Bath | N/A |
| Completed | Effects of High Intensity Interval Training (HIIT) vs. Inspiratory Muscle Training on the Recovery After a Max NCT04084535 | Centro Universitario La Salle | N/A |
| Completed | Hybrid Exercise Training for Health, Performance and Well-Being (DoIT II) NCT03759951 | University of Thessaly | N/A |
| Completed | BE@Work: Brief Exercise at Work NCT03467594 | Teesside University | N/A |
| Completed | Whey Protein Support to Metabolic and Performance Adaptations in Response HIIT NCT03570424 | University of Limerick | N/A |
| Completed | Short-term, Home-based, High-intensity Interval Training (HIT) for Improving Fitness NCT03473990 | University of Nottingham | N/A |
| Completed | Maple Products and Cognitive Performance During High Intensity Intermittent Exercise (HIIE) NCT04084808 | Université de Montréal | N/A |
| Completed | Development of Structured Exercise Program for T2DM Management NCT03563456 | Indonesia University | N/A |
| Completed | Aerobic Interval and Moderate Continuous Exercise Training on Ventricular Functions NCT04815460 | Chang Gung Memorial Hospital | N/A |
| Completed | High Intensity Interval Training Versus Circuit Training NCT03700671 | University of Central Lancashire | N/A |
| Completed | Effect of a 4-week Fun Fast Interval Training (FFIT) Activity Programme on Physical Fitness and Quality of Lif NCT02759432 | Teesside University | N/A |
| Completed | The Effect of Novel High-intensity Interval Training on Physical Fitness in Older Adults NCT02714088 | Teesside University | N/A |
| Completed | The Effect of HIIT in Handling Obesity in Children NCT03433690 | Regionshospital Nordjylland | N/A |
| Completed | High-intensity Training, Self-monitoring and Diabetes 2 NCT03159494 | University College of Northern Denmark | N/A |
| Completed | High-Intensity Interval Training Recuperates Capacity of Endogenous Thrombin Generation in Patients With Heart NCT04033523 | Chang Gung Memorial Hospital | N/A |
| Completed | Effect of Novel High-intensity Interval Training on Health and Fitness Outcomes in English Adolescents NCT02626767 | Teesside University | N/A |