Thirst as a symptom, is usually associated with two other symptoms, i.e. drinking excessive amounts of water (polydipsia) and excessive urination (polyuria).

Causes

Inadequate fluid intake

  • ●

    General debility/frailty

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    Neurological disease

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    Anorexia

Excessive fluid loss

  • ●

    Vomiting

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    Fever

  • ●

    Diarrhoea

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    Bleeding (i.e. loss of blood volume)

  • ●

    Excessive sweating

  • ●

    Burns

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