{
  "resourceType": "ActivityDefinition",
  "id": "bicep-curl",
  "url": "https://bodyiq.dev/fhir/ActivityDefinition/bicep-curl",
  "version": "1",
  "name": "BicepCurl",
  "title": "Bicep Curl",
  "status": "draft",
  "experimental": true,
  "description": "Standing or seated elbow flexion with dumbbell or resistance band. The forearm moves from extension to full flexion. Fundamental upper extremity strengthening.",
  "useContext": [
    {
      "code": {
        "system": "http://terminology.hl7.org/CodeSystem/usage-context-type",
        "code": "user"
      },
      "valueCodeableConcept": {
        "text": "difficulty: beginner"
      }
    }
  ],
  "topic": [
    {
      "coding": [
        {
          "system": "https://bodyiq.dev/fhir/CodeSystem/exercise",
          "code": "bicep-curl",
          "display": "Bicep Curl"
        }
      ]
    }
  ],
  "bodySite": [
    {
      "coding": [
        {
          "system": "https://bodyiq.dev/fhir/CodeSystem/exercise",
          "code": "elbow",
          "display": "Elbow"
        },
        {
          "system": "http://snomed.info/sct",
          "code": "44034005",
          "display": "Structure of humeroulnar joint"
        },
        {
          "system": "http://snomed.info/sct",
          "code": "20903007",
          "display": "Structure of proximal radioulnar joint"
        }
      ],
      "text": "Elbow"
    }
  ],
  "kind": "ServiceRequest",
  "dosage": [
    {
      "text": "3×10-12 reps; supinated grip for biceps emphasis"
    }
  ],
  "usage": "Evidence: moderate. 20–50% MVIC biceps brachii in supinated grip; 50–95% peak RMS during concentric dumbbell curl [Oliveira 2009, Borms 2017].",
  "note": [
    {
      "text": "Quiet trunk, pinned elbows — biceps and brachialis flex the elbow",
      "authorString": "focus:internal"
    },
    {
      "text": "Curl the dumbbell toward the front of the shoulder",
      "authorString": "focus:external"
    },
    {
      "text": "Lower the weight slowly over three seconds",
      "authorString": "focus:external"
    },
    {
      "text": "Elbows pinned to the ribs like hinges",
      "authorString": "focus:imagery"
    }
  ],
  "relatedArtifact": [
    {
      "type": "citation",
      "label": "kisner-therapeutic-2017",
      "citation": "Kisner C, Colby LA, Borstad J. (2017). Therapeutic Exercise: Foundations and Techniques"
    },
    {
      "type": "citation",
      "label": "acsm-guidelines-2021",
      "citation": "American College of Sports Medicine. (2021). ACSM's Guidelines for Exercise Testing and Prescription",
      "document": {
        "url": "https://doi.org/10.4135/9781412994149.n165"
      }
    },
    {
      "type": "citation",
      "label": "marcolin-curl-variants-emg-2018",
      "citation": "Marcolin G, Panizzolo FA, Petrone N, et al.. (2018). Differences in EMG of Biceps Brachii and Brachioradialis While Performing Three Variants of Curl",
      "document": {
        "url": "https://doi.org/10.7717/peerj.5165"
      }
    },
    {
      "type": "citation",
      "label": "buchanan-elbow-strategies-1989",
      "citation": "Buchanan TS, Rovai GP, Rymer WZ. (1989). Strategies for Muscle Activation During Isometric Torque Generation at the Human Elbow",
      "document": {
        "url": "https://doi.org/10.1152/jn.1989.62.6.1201"
      }
    }
  ],
  "extension": [
    {
      "url": "https://bodyiq.dev/fhir/StructureDefinition/muscle-involvement",
      "extension": [
        {
          "url": "muscle",
          "valueString": "Biceps Brachii"
        },
        {
          "url": "role",
          "valueCode": "primary"
        },
        {
          "url": "coding",
          "valueCoding": {
            "system": "http://snomed.info/sct",
            "code": "16225001"
          }
        }
      ]
    },
    {
      "url": "https://bodyiq.dev/fhir/StructureDefinition/muscle-involvement",
      "extension": [
        {
          "url": "muscle",
          "valueString": "Brachialis"
        },
        {
          "url": "role",
          "valueCode": "primary"
        },
        {
          "url": "coding",
          "valueCoding": {
            "system": "http://snomed.info/sct",
            "code": "75915005"
          }
        }
      ]
    },
    {
      "url": "https://bodyiq.dev/fhir/StructureDefinition/muscle-involvement",
      "extension": [
        {
          "url": "muscle",
          "valueString": "Supinator"
        },
        {
          "url": "role",
          "valueCode": "synergist"
        },
        {
          "url": "coding",
          "valueCoding": {
            "system": "http://snomed.info/sct",
            "code": "40678005"
          }
        }
      ]
    },
    {
      "url": "https://bodyiq.dev/fhir/StructureDefinition/muscle-involvement",
      "extension": [
        {
          "url": "muscle",
          "valueString": "Brachioradialis"
        },
        {
          "url": "role",
          "valueCode": "secondary"
        },
        {
          "url": "coding",
          "valueCoding": {
            "system": "http://snomed.info/sct",
            "code": "72111005"
          }
        }
      ]
    },
    {
      "url": "https://bodyiq.dev/fhir/StructureDefinition/muscle-involvement",
      "extension": [
        {
          "url": "muscle",
          "valueString": "Triceps Brachii"
        },
        {
          "url": "role",
          "valueCode": "lengthening"
        },
        {
          "url": "coding",
          "valueCoding": {
            "system": "http://snomed.info/sct",
            "code": "40284004"
          }
        }
      ]
    },
    {
      "url": "https://bodyiq.dev/fhir/StructureDefinition/muscle-involvement",
      "extension": [
        {
          "url": "muscle",
          "valueString": "Anconeus"
        },
        {
          "url": "role",
          "valueCode": "lengthening"
        }
      ]
    }
  ]
}