Your arms are ridiculously fabulous.

What’s up biceps?

Ready, set, flex!

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Your triceps will be shaking in all of the right places with this four-minute routine.

Four minutes, one move, all of the triceps-quivering goodness.

Get the full workout detailshere.

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Work your biceps, triceps, shoulders, and core with this excellent (but tough!)

This routine features lab-tested (and approved) exercises to guarantee that upper-body burn.

Get the full workout details, including images of each move,here.

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When you need a speedy workout, try this upper-body Tabata routine.

Go all out during the 20-second intervals of effort and earn that sweet, sweet rest.

Get the full workout detailshere.

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Kick things up a notch with this arms + cardio circuit.

This routine will workallof your upper body musclesbiceps, tricpes, shoulders, back, and core.

Get the full workout details, including GIFs of each move,here.

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Or challenge yourself with this four-move workout.

Heads up, these moves require a resistance band and a sturdy household chair.

If boxing-inspired routines are more your thing, try this strength-and-power workout.

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These killer moves used by Olympic boxerMikaela Mayer.

Get the full workout details, including GIFs of each move,here.

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