Dec 19, 2024 · HIIT, or high-intensity interval training, can be an efficient, fun way to tackle your cardio workouts, add muscle, and shred serious fat.

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.

Jun 26, 2024 · So how do we ensure we’re getting a real high intensity workout, in the absence of heart-rate monitors, VO2 max measurements or a fully stocked sports science lab?

May 15, 2025 · But given what we know about the intensity necessary to build serious muscle, this functional training technique could be your ticket to unlocking new gains.

Feb 20, 2025 · Our newest training program delivers four 20-minute-or-less workouts that leverage the science-backed high-intensity interval training protocol to torch calories and build muscle, fast.

Nov 18, 2020 · The tabata protocol, a HIIT technique which uses high-intensity intervals and short rest periods for 4 minutes, burns fat for quick, efficient workouts.

May 2, 2023 · These HIIT workouts use a jump rope and body weight moves that will push your cardio to the next level. Skip as many times as possible using proper form in the allotted time.

Feb 8, 2020 · This 15-minute HIIT workout from trainer Gerren Liles, available on the All Out Studio app, uses dumbbells to target your upper body.

Nov 22, 2022 · 4 Easy Exercises to Cool Down After a HIIT Workout Take a beat to run through this PT-approved series to chill out after your most intense training sessions.

Apr 27, 2023 · Elite athlete Zack George has the perfect (yet somewhat painful) solution. An assault bike high volume interval training (HVIT) workout that will push your cardiovascular capacity to full tilt.