{
  "id": "calories-burned-calculator",
  "version": "2.0.0",
  "name": "Calories Burned Calculator",
  "shortName": "Calories Burned",
  "description": "Estimate activity calories from body weight, duration, and metabolic equivalent (MET), with a time-projection table.",
  "category": "Health & Fitness",
  "categorySlug": "health-fitness",
  "keywords": [
    "calories burned",
    "MET calculator",
    "exercise calories",
    "activity energy expenditure"
  ],
  "status": "live",
  "workStatus": "pending",
  "reviewStatus": "pending",
  "migrationStatus": "migrated",
  "migratedDate": "2026-08-25",
  "engine": "native",
  "creator": null,
  "reviewer": null,
  "quality": {
    "availability": "live",
    "technicalReviewRecord": "/reviews/calories-burned-calculator.json",
    "qualifiedReview": "pending",
    "qualifiedReviewer": null,
    "qualifiedReviewDate": null,
    "formulaVersion": "2.0.0",
    "referenceCoverage": "references-listed",
    "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
    "historicalMetadataDate": "2026-08-25",
    "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
  },
  "notice": "MET calculations are population estimates; fitness, technique, environment, and device measurements can differ.",
  "urls": {
    "page": "/calculator/calories-burned-calculator/",
    "definition": "/calculator/calories-burned-calculator/definition.json",
    "schema": "/calculator/calories-burned-calculator/schema.json",
    "llms": "/calculator/calories-burned-calculator/llms.txt",
    "legacyDefinition": "/calculator/calories-burned-calculator.json"
  },
  "queryExample": "https://askcalculators.com/calculator/calories-burned-calculator/?unitSystem=imperial&weightLb=160&activity=running6&durationMinutes=30",
  "queryParameters": {
    "unitSystem": {
      "label": "Weight units",
      "type": "select",
      "required": true,
      "default": "imperial"
    },
    "weightKg": {
      "label": "Weight",
      "type": "number",
      "required": true,
      "default": 73,
      "showWhen": {
        "field": "unitSystem",
        "equals": "metric"
      }
    },
    "weightLb": {
      "label": "Weight",
      "type": "number",
      "required": true,
      "default": 160,
      "showWhen": {
        "field": "unitSystem",
        "equals": "imperial"
      }
    },
    "activity": {
      "label": "Activity",
      "type": "select",
      "required": true,
      "default": "running6"
    },
    "customMet": {
      "label": "Custom MET value",
      "type": "number",
      "required": true,
      "default": 5,
      "showWhen": {
        "field": "activity",
        "equals": "custom"
      }
    },
    "durationMinutes": {
      "label": "Duration",
      "type": "number",
      "required": true,
      "default": 30
    }
  },
  "inputs": [
    {
      "id": "unitSystem",
      "label": "Weight units",
      "type": "select",
      "required": true,
      "defaultValue": "imperial",
      "options": [
        {
          "label": "Kilograms",
          "value": "metric"
        },
        {
          "label": "Pounds",
          "value": "imperial"
        }
      ],
      "width": "full"
    },
    {
      "id": "weightKg",
      "label": "Weight",
      "type": "number",
      "required": true,
      "defaultValue": 73,
      "min": 1,
      "max": 500,
      "step": 0.1,
      "suffix": "kg",
      "showWhen": {
        "field": "unitSystem",
        "equals": "metric"
      },
      "width": "full"
    },
    {
      "id": "weightLb",
      "label": "Weight",
      "type": "number",
      "required": true,
      "defaultValue": 160,
      "min": 2,
      "max": 1100,
      "step": 0.1,
      "suffix": "lb",
      "showWhen": {
        "field": "unitSystem",
        "equals": "imperial"
      },
      "width": "full"
    },
    {
      "id": "activity",
      "label": "Activity",
      "type": "select",
      "required": true,
      "defaultValue": "running6",
      "options": [
        {
          "label": "Sleeping",
          "value": "sleeping"
        },
        {
          "label": "Desk work",
          "value": "desk"
        },
        {
          "label": "Walking 3 mph",
          "value": "walking3"
        },
        {
          "label": "Walking 4 mph",
          "value": "walking4"
        },
        {
          "label": "Hiking",
          "value": "hiking"
        },
        {
          "label": "Weight lifting, vigorous",
          "value": "weights"
        },
        {
          "label": "Cycling 12–14 mph",
          "value": "cycling"
        },
        {
          "label": "Running 5 mph",
          "value": "running5"
        },
        {
          "label": "Running 6 mph",
          "value": "running6"
        },
        {
          "label": "Running 8 mph",
          "value": "running8"
        },
        {
          "label": "Swimming laps",
          "value": "swimming"
        },
        {
          "label": "Rowing, vigorous",
          "value": "rowing"
        },
        {
          "label": "Yoga",
          "value": "yoga"
        },
        {
          "label": "HIIT circuit",
          "value": "hiit"
        },
        {
          "label": "Custom MET",
          "value": "custom"
        }
      ],
      "width": "full"
    },
    {
      "id": "customMet",
      "label": "Custom MET value",
      "type": "number",
      "required": true,
      "defaultValue": 5,
      "min": 0.1,
      "max": 30,
      "step": 0.1,
      "showWhen": {
        "field": "activity",
        "equals": "custom"
      },
      "width": "full"
    },
    {
      "id": "durationMinutes",
      "label": "Duration",
      "type": "number",
      "required": true,
      "defaultValue": 30,
      "min": 0.1,
      "max": 1440,
      "step": 0.1,
      "suffix": "minutes",
      "width": "full"
    }
  ],
  "outputs": [
    {
      "id": "calories",
      "label": "Estimated calories burned",
      "format": "number",
      "primary": true,
      "digits": 0,
      "suffix": " kcal"
    },
    {
      "id": "caloriesPerHour",
      "label": "Estimated hourly rate",
      "format": "number",
      "digits": 0,
      "suffix": " kcal/hour"
    },
    {
      "id": "met",
      "label": "MET value",
      "format": "number",
      "digits": 1
    },
    {
      "id": "activityLabel",
      "label": "Activity",
      "format": "text"
    }
  ],
  "formula": {
    "expression": "Calories ≈ MET × body weight (kg) × duration (hours)."
  },
  "examples": [
    {
      "label": "Reproducible default-input example (not a personal recommendation)",
      "inputs": {
        "unitSystem": "imperial",
        "weightKg": 73,
        "weightLb": 160,
        "activity": "running6",
        "customMet": 5,
        "durationMinutes": 30
      }
    }
  ],
  "sources": [
    {
      "label": "Calculator.net reference calculator",
      "url": "https://www.calculator.net/calories-burned-calculator.html"
    }
  ]
}