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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. HIIT (High Intensity Interval Training) - The Nutrition Source

    HIIT is a type of interval training exercise. It incorporates several rounds that alternate between several minutes of high intensity movements to significantly increase the heart rate to at least …

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

    Dec 8, 2024 · You can use HIIT with any type of cardio workout, whether it's running, using a stair climbing machine, rowing, or jumping rope. You’ll work up a sweat fast, working at a very …

  4. 15 Best HIIT Workouts for Fat Loss & Muscle Gain

    For best results, aim for 2–3 HIIT sessions per week with rest or low-intensity days between. Below are 15 of the most effective HIIT workouts for all fitness levels, each designed to help …

  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. 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 …

  7. 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.