During those work periods, the goal is to hit your absolute edge.

Thats because many exercisers prefer hard efforts sandwiched with shorter recovery.

They also challenge you cardiovascularlyall of which helps you go longer and harder when youre exercising.

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Katie Thompson

Typically, HIIT-style workouts focus on your lower body, with ample jumping moves.

But you’ve got the option to isolate your upper body for interval training, too.

Any exercise can be intensified, so long as you get that muscular burnout, Jamison says.

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Because youll be moving quickly and intensely, a solidwarm-upshould always precede a HIIT-style workout.

These can include jumping jacks, T-spine rotations, arm circles, and cat-cows.

This circuit-style upper body HIIT workout, designed by Jamison, focuses on muscular and cardio endurance.

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Heres what youll need for this super sweaty, super satisfying 26-minute upper body HIIT workout.

Dumbbell Bent-Over Fly

To make this move easier, drop your dumbbells and just use your bodyweight.

Dumbbell Renegade Row with Push-Up

This exercise works your back, shoulders, core, and chest.

blastoff plank to shoulder tap

To make it easier, eliminate the push-up and just do the renegade row.

Dumbbell Bicep Curl to Overhead Press

This move works your shoulders and biceps.

Burpee with Push-Up

To make this full-body exercise easier, take away the push-up.

renegade row with push up

Dumbbell Wood Chop

This move works your core and arms.

To make it easier, drop the dumbbells and just use your bodyweight.

biceps curl to overhead press

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wood chop

Overhead Dumbbell Triceps Extension