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  1. High-intensity interval training - Wikipedia

    High-intensity interval training (HIIT) is a training protocol alternating short periods of intense or explosive anaerobic exercise with brief recovery periods until the point of exhaustion. [1] HIIT …

  2. Safe and effective high-intensity interval training

    Jan 1, 2026 · A look at HIIT workouts A high-intensity interval training (HIIT) workout consists of four essential parts. They include a warm-up of lower-intensity movements targeting the same …

  3. 15 Best HIIT Workouts for Fat Loss & Muscle Gain

    The most effective way to burn fat and build muscle is with high-intensity interval training (HIIT) workouts that mix explosive cardio and resistance exercises.

  4. High-Intensity Interval Training (HIIT): What It Is ... - WebMD

    Dec 8, 2024 · As you can tell from the name, high-intensity interval training (HIIT) is challenging. It takes your cardioworkout to another level, as you push your pace out of your comfort zone. …

  5. HIIT Workouts: Benefits, Types, and Workouts to Try | The ...

    Apr 13, 2025 · What Are HIIT Workouts? HIIT, or high-intensity interval training, covers any workout that alternates between brief periods of high-intensity effort and short rests.

  6. What Is HIIT Training - How to Do High-Intensity Interval Workout

    Aug 13, 2025 · What does HIIT actually mean? We break down what high intensity interval training does for your workouts—and how to plan to use them to improve cardio health.

  7. The Ultimate Guide to HIIT Workouts - Red Bull

    May 13, 2025 · HIIT, or high-intensity interval training, involves short repetitions of powerful exercises, followed by very brief periods of recovery. These quick bursts of high-octane …