{
  "$schema": "https://openexercise.org/schema/v0/exercise.json",
  "aliases": [
    {
      "text": "Behind-the-Back Cable Curl",
      "kind": "common"
    },
    {
      "text": "Face-Away Cable Curl",
      "kind": "common"
    },
    {
      "text": "Cable Behind-the-Back Curl",
      "kind": "common"
    }
  ],
  "anatomy": {
    "muscles": [
      {
        "muscle": "biceps-brachii",
        "role": "prime-mover"
      },
      {
        "muscle": "brachialis",
        "role": "synergist"
      },
      {
        "muscle": "brachioradialis",
        "role": "synergist"
      },
      {
        "muscle": "forearm-flexors",
        "role": "stabilizer"
      },
      {
        "muscle": "deltoid-anterior",
        "role": "stabilizer"
      }
    ],
    "joints": [
      {
        "joint": "elbow",
        "actions": [
          "flexion",
          "extension"
        ]
      },
      {
        "joint": "glenohumeral",
        "actions": [
          "isometric-stabilization"
        ]
      },
      {
        "joint": "radioulnar",
        "actions": [
          "supination",
          "isometric-stabilization"
        ]
      }
    ]
  },
  "classification": {
    "modalities": [
      "hypertrophy",
      "strength"
    ],
    "movement_patterns": [
      "isolation-elbow-flexion"
    ],
    "mechanics": "isolation",
    "force": "pull",
    "kinetic_chain": "open",
    "laterality": "unilateral",
    "planes": [
      "sagittal"
    ],
    "contraction": [
      "dynamic"
    ],
    "level": "beginner"
  },
  "equipment": {
    "required": [
      [
        "cable"
      ]
    ]
  },
  "external_ids": {
    "wger": "1493"
  },
  "id": "oec:bayesian-curl",
  "instructions": {
    "setup": [
      "Set a cable pulley to the lowest position and attach a single D-handle.",
      "Grasp the handle with a supinated grip and face directly away from the machine.",
      "Take a step forward into a staggered stance until the cable is taut and your working arm is pulled behind your torso into shoulder extension."
    ],
    "steps": [
      "Keep your upper arm stationary behind your torso to maintain a stretch across the biceps.",
      "Curl the handle forward and upward by flexing at the elbow until peak contraction is achieved.",
      "Squeeze the biceps at the top for a brief moment.",
      "Lower the weight with control, resisting the cable as your arm extends fully back into the stretched starting position."
    ],
    "breathing": "Exhale as you curl the weight forward; inhale as you lower it with control into the stretch.",
    "cues": [
      "Keep the elbow pinned back",
      "Feel the deep stretch at the bottom",
      "Curl your hand toward your shoulder without swinging"
    ],
    "common_faults": [
      {
        "fault": "Drifting the elbow forward during the curl",
        "correction": "Keep the upper arm anchored behind your torso to maintain shoulder extension and focus tension on the long head of the biceps."
      },
      {
        "fault": "Using torso momentum or leaning forward",
        "correction": "Brace your core and maintain an upright, stable staggered stance throughout the repetition."
      }
    ],
    "safety": {
      "precautions": [
        "Avoid letting the cable aggressively jerk your arm back into hyperextension at the bottom of the movement."
      ],
      "spotter": "not-needed"
    }
  },
  "measurement": {
    "load": {
      "convention": "weight-stack",
      "implements": 1,
      "kind": "external"
    },
    "profiles": [
      {
        "required": [
          "reps",
          "load"
        ],
        "optional": [
          "rpe"
        ]
      }
    ],
    "records": {
      "e1rm": true,
      "volume": true
    },
    "reps_counted": "per-side"
  },
  "name": "Bayesian Curl",
  "provenance": {
    "generated": [
      "/name",
      "/summary",
      "/classification",
      "/anatomy",
      "/equipment",
      "/measurement",
      "/instructions",
      "/setup",
      "/relations"
    ],
    "license": "CC-BY-SA-4.0",
    "review": {
      "status": "machine-generated",
      "model": "gemini-3.8-flash",
      "at": "2026-10-31"
    },
    "sources": [
      {
        "title": "wger: Bayesian Curl",
        "url": "https://wger.de/en/exercise/1493/view-base",
        "license": "CC-BY-SA-4.0",
        "author": "aahuja"
      }
    ]
  },
  "relations": [
    {
      "type": "variation-of",
      "target": "oec:cable-biceps-curl"
    },
    {
      "type": "variation-of",
      "target": "oec:cable-curl"
    },
    {
      "type": "substitute-for",
      "target": "oec:cable-biceps-curl"
    },
    {
      "type": "substitute-for",
      "target": "oec:cable-curl"
    }
  ],
  "setup": {
    "grip": {
      "orientation": "supinated"
    },
    "position": "standing",
    "range": "full",
    "stance": {
      "kind": "staggered"
    }
  },
  "status": "active",
  "summary": "A cable biceps curl performed facing away from a low pulley with the shoulder extended to place the long head of the biceps in a stretched position."
}