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Fifteens

Format
AMRAP
Duration
18 min
Equipment
Ruck (20/30 lb)

Description

An 18-minute AMRAP of swings, step-ups, and twists, 15 reps each, keep moving.

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Workout

Warm-up

5 min
  • 5-minute easy walk plus a few bodyweight step-ups and twists to warm up.

AMRAP 18

18 min
  • 15 Ruck Swings
  • 15 Ruck Step-ups (holding ruck)
  • 15 Ruck Russian Twists
  • Repeat as many rounds as possible in 18 minutes.

Cool Down

5 min
  • Set the ruck down and walk it out, then stretch your hips.

Movement Breakdown

Ruck Swings

  • Hold the ruck with both hands in front of your hips, feet shoulder-width apart.
  • Hinge at the hips, letting the ruck swing back between your legs.
  • Drive your hips forward explosively to swing the ruck up to chest height.
  • Let it fall back naturally into the next rep.

Ruck Step-ups

  • Find a sturdy box or bench roughly knee height.
  • Step up fully, driving through the heel of your lead foot, ruck secured on your back.
  • Stand tall at the top before stepping back down under control.
  • Alternate legs each rep.

Ruck Russian Twists

  • Sit with knees bent, heels on the ground, torso leaned back slightly, holding the ruck at your chest.
  • Rotate your torso to tap the ruck on the ground beside your hip.
  • Rotate to the opposite side and repeat, keeping your core engaged throughout.