{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "schema:PhysicalActivityCategory",
  "title": "PhysicalActivityCategory",
  "description": "Categories of physical activity, organized by physiologic classification.",
  "type": "string",
  "oneOf": [
    {
      "description": "Physical activity of relatively low intensity that depends primarily on the aerobic energy-generating process; during activity, the aerobic metabolism uses oxygen to adequately meet energy demands during exercise.",
      "const": "AerobicActivity"
    },
    {
      "description": "Physical activity that is of high-intensity which utilizes the anaerobic metabolism of the body.",
      "const": "AnaerobicActivity"
    },
    {
      "description": "Physical activity that is engaged to help maintain posture and balance.",
      "const": "Balance"
    },
    {
      "description": "Physical activity that is engaged in to improve joint and muscle flexibility.",
      "const": "Flexibility"
    },
    {
      "description": "Any physical activity engaged in for recreational purposes. Examples may include ballroom dancing, roller skating, canoeing, fishing, etc.",
      "const": "LeisureTimeActivity"
    },
    {
      "description": "Any physical activity engaged in for job-related purposes. Examples may include waiting tables, maid service, carrying a mailbag, picking fruits or vegetables, construction work, etc.",
      "const": "OccupationalActivity"
    },
    {
      "description": "Physical activity that is engaged in to improve muscle and bone strength. Also referred to as resistance training.",
      "const": "StrengthTraining"
    }
  ]
}