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Crucible Fit

A daily functional fitness test for iPhone, Apple Watch and Android. Stations, reps and the Crux, sized to your readiness and your kit.

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CRUCIBLE FIT™ and Crux by Crucible Fit are trademarks of Crucible Fit, LLC.

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Exercise library

Every movement, explained

Setup, execution, form cues, and progressions for 5,022 movements — the same library inside Crucible Fit for the days between Crucibles.

Browse by body part

  • Arms1,779
  • Back1,271
  • Cardio19
  • Chest844
  • Core & Abs2,429
  • Glutes & Hips253
  • Legs2,042
  • Neck34
  • Shoulders2,388

Browse by muscle

  • Abs1,076
  • Adductors137
  • Biceps302
  • Calves751
  • Chest1
  • Deltoids856
  • Erector Spinae217
  • Forearms118
  • Glutes1,548
  • Grip Muscles3
  • Hamstrings1,243
  • Hip Flexors74
  • Lats620
  • Neck14
  • Obliques1,069
  • Pectorals751
  • Quadriceps1,218
  • Rhomboids159
  • Rotator Cuff51
  • Serratus Anterior54
  • Tibialis10
  • Trapezius722
  • Triceps353

Browse by equipment

  • Ab Wheel4
  • Barbell343
  • Bodyweight2,280
  • BOSU Ball14
  • Cable372
  • Dumbbell730
  • EZ Barbell42
  • Foam Roller40
  • Kettlebell208
  • Landmine11
  • Leg Curl Machine1
  • Leg Extension Machine2
  • Leverage Machine218
  • Medicine Ball65
  • Pull-Up Bar81
  • Resistance Band261
  • Rings8
  • Rope56
  • Slam Ball1
  • Sled Machine23
  • Smith Machine77
  • Stability Ball48
  • Steel Mace2
  • Step16
  • Suspension Trainer118
  • Trap Bar10
  • Weight Plate232
  • Weighted Bag11

All exercises

Page 64 of 105 · 5,022 total

  • Lying Alternate Bent Leg Raise

    Beginner · abs and obliques

    • Waist
  • Lying Alternate Butterfly Abduction

    Beginner · abs, adductors, and obliques

    • Lower legs
    • Upper legs
    • Waist
  • Lying Alternate Flutter Kick

    Beginner · glutes and hamstrings

    • Lower legs
  • Lying Alternate Frog Kick

    Beginner · glutes and hamstrings

    • Hips
    • Lower legs
    • Waist
  • Lying Alternate Hip Extension

    Beginner · glutes and hamstrings

    • Hips
    • Lower legs
    • Waist
  • Lying Alternate Knee Tuck

    Beginner · abs

    • Waist
  • Lying Alternate Leg Extension

    Beginner · abs

    • Lower legs
  • Lying Alternate Sole Kick

    Beginner · abs

    • Lower legs
  • Lying Alternate Straight Leg Circle

    Intermediate · abs and obliques

    • Lower legs
  • Lying Alternate Toe Touch Floor

    Beginner · abs and obliques

    • Lower legs
    • Upper legs
    • Waist
  • Lying Alternating Crunch And Twist

    Beginner · abs and obliques

    • Waist
  • Lying Alternating Legs Extension

    Beginner · abs

    • Lower legs
  • Lying Arm Crossover

    Beginner · pectorals

    • Chest
    • Shoulders
    • Upper arms
    • Waist
  • Lying Arms Slide

    Beginner · biceps, deltoids, pectorals, and serratus anterior

    • Chest
    • Shoulders
    • Upper arms
    • Waist
  • Lying Around The World

    Beginner · lats and trapezius

    • Back
    • Shoulders
    • Upper arms
    • Waist
  • Lying Back Extension

    Beginner · glutes and hamstrings

    • Back
    • Upper legs
  • Lying Back Opener

    Intermediate · pectorals and trapezius

    • Back
    • Chest
    • Shoulders
    • Waist
  • Lying Bent Knee Figure 8

    Beginner · abs and adductors

    • Waist
  • Lying Bent Knee Tibialis Press

    Beginner · calves

    • Lower legs
  • Lying Bent Legs Raise

    Beginner · abs

    • Waist
  • Lying Bicycle Crunch

    Beginner · abs and obliques

    • Waist
  • Lying Butterfly Abduction

    Beginner · abs, glutes, and obliques

    • Hips
    • Thighs
    • Waist
  • Lying Chin Tuck Raise

    Beginner · abs

    • Waist
  • Lying Chin Tucks

    Beginner · erector spinae

    • Neck
    • Waist
  • Lying Criss Cross Legs

    Beginner · abs, adductors, and obliques

    • Lower legs
    • Upper legs
    • Waist
  • Lying Cross Over Knee Pull Down Stretch

    Beginner · obliques

    • Waist
  • Lying Crossed Legs Twist

    Beginner · abs, glutes, and obliques

    • Waist
  • Lying Crossover Stretch

    Beginner · glutes

    • Waist
  • Lying Crunch Straight Legs

    Beginner · abs and obliques

    • Waist
  • Lying Crunch Through Legs Abduction

    Intermediate · abs and obliques

    • Waist
  • Lying Cycle

    Beginner · abs and obliques

    • Upper legs
    • Waist
  • Lying Cycle Punches

    Intermediate · abs, deltoids, and obliques

    • Waist
  • Lying Double Leg Kick

    Intermediate · glutes, hamstrings, and trapezius

    • Hips
    • Lower legs
  • Lying Elbow To Knee

    Beginner · abs and obliques

    • Waist
  • Lying Figure 4 Twisting Torso Stretch

    Beginner · abs, glutes, obliques, and trapezius

    • Lower legs
    • Shoulders
    • Upper legs
    • Waist
  • Lying Flat Hip Raise

    Intermediate · abs and obliques

    • Waist
  • Lying Floor 6 Inch Hold

    Intermediate · abs and obliques

    • Waist
  • Lying Floor Fly

    Beginner · pectorals

    • Chest
    • Shoulders
  • Lying Floor Hyperextension

    Beginner · erector spinae, glutes, hamstrings, and trapezius

    • Back
    • Waist
  • Lying Floor Negative Dragon Flag

    Advanced · abs, hamstrings, lats, and obliques

    • Waist
  • Lying Floor Negative Half Dragon Flag

    Advanced · abs, lats, and obliques

    • Lower legs
    • Upper legs
    • Waist
  • Lying Floor Row Hold With Bent Knee

    Beginner · lats and trapezius

    • Back
    • Shoulders
  • Lying Floor Row With Bent Knee

    Intermediate · lats and trapezius

    • Back
    • Waist
  • Lying Floor Single Leg Negative Dragon Flag

    Advanced · abs, lats, and obliques

    • Waist
  • Lying Floor Slide

    Beginner · abs, lats, and obliques

    • Back
    • Waist
  • Lying Floor Svend Press

    Beginner · pectorals

    • Chest
    • Shoulders
    • Upper arms
    • Waist
  • Lying Frog Crunch Feet Together

    Intermediate · abs, adductors, and obliques

    • Waist
  • Lying Frog Kick

    Beginner · glutes and hamstrings

    • Hips
    • Lower legs
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