"sleep hygiene" meaning in English

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      "expansion": "sleep hygiene (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Sleep",
          "orig": "en:Sleep",
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      "glosses": [
        "The control of behavioural and environmental factors in order to ensure effective sleep."
      ],
      "id": "en-sleep_hygiene-en-noun-QqmILeTV",
      "links": [
        [
          "effective",
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        [
          "sleep",
          "sleep"
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      "tags": [
        "uncountable"
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      "translations": [
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "gigijéna sna",
          "sense": "Translations",
          "tags": [
            "feminine"
          ],
          "word": "гигие́на сна"
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      "wikipedia": [
        "sleep hygiene"
      ]
    }
  ],
  "word": "sleep hygiene"
}

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      "expansion": "sleep hygiene (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "en:Sleep"
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      "glosses": [
        "The control of behavioural and environmental factors in order to ensure effective sleep."
      ],
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          "effective",
          "effective"
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        [
          "sleep",
          "sleep"
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      "wikipedia": [
        "sleep hygiene"
      ]
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  ],
  "translations": [
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "gigijéna sna",
      "sense": "Translations",
      "tags": [
        "feminine"
      ],
      "word": "гигие́на сна"
    }
  ],
  "word": "sleep hygiene"
}