Iron Lung

37min

3 of 5 difficulty
  • Bodyweight

  • Stations32:30
  • The Crux4:30

The Crux is a hold you keep between stations instead of resting.


  • 10Stations
  • 9Holds
  • 4:30Crux

CRUCIBLE FIT™ go.cruciblefit.com

The work

The Crux: Mountain Climber Plank

  1. 01Jump TwistJump
  2. 02Elbow Touch And Press UpPush
  3. 03Twist Crunch Legs-UpCore
  4. 04Bodyweight Good MorningHips
  5. 05Jump SquatSquat
  6. 06Bird DogCore
  7. 07Single Arm Push-UpPush
  8. 08Single Leg Hamstring BridgeHips
  9. 09Half Plyo Squat TwistSquat
  10. 10Sprawl SquatJump

Your first Crucible is on us — the whole session, nothing trimmed.

Get Crucible

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