"runner's high" meaning in English

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      "expansion": "runner's high",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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      "coordinate_terms": [
        {
          "word": "rower's high"
        }
      ],
      "examples": [
        {
          "ref": "2021 March 10, Gretchen Reynolds, “Getting to the Bottom of the Runner’s High”, in The New York Times, →ISSN",
          "text": "The dogs and people did, though, indicating that they most likely were experiencing a runner’s high and it could be traced to their internal cannabinoids.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A euphoric release of endorphins and endocannabinoids reported to result from strenuous exercise."
      ],
      "id": "en-runner's_high-en-noun-J4hZYNkn",
      "links": [
        [
          "euphoric",
          "euphoric"
        ],
        [
          "endorphin",
          "endorphin"
        ],
        [
          "endocannabinoid",
          "endocannabinoid"
        ],
        [
          "strenuous",
          "strenuous"
        ],
        [
          "exercise",
          "exercise"
        ]
      ],
      "related": [
        {
          "word": "second wind"
        }
      ],
      "wikipedia": [
        "runner's high"
      ]
    }
  ],
  "word": "runner's high"
}

{
  "coordinate_terms": [
    {
      "word": "rower's high"
    }
  ],
  "head_templates": [
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      "args": {
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      "expansion": "runner's high",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "second wind"
    }
  ],
  "senses": [
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        "English entries with incorrect language header",
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      "examples": [
        {
          "ref": "2021 March 10, Gretchen Reynolds, “Getting to the Bottom of the Runner’s High”, in The New York Times, →ISSN",
          "text": "The dogs and people did, though, indicating that they most likely were experiencing a runner’s high and it could be traced to their internal cannabinoids.",
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        }
      ],
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        "A euphoric release of endorphins and endocannabinoids reported to result from strenuous exercise."
      ],
      "links": [
        [
          "euphoric",
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        ],
        [
          "endorphin",
          "endorphin"
        ],
        [
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        ],
        [
          "strenuous",
          "strenuous"
        ],
        [
          "exercise",
          "exercise"
        ]
      ],
      "wikipedia": [
        "runner's high"
      ]
    }
  ],
  "word": "runner's high"
}