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Dehydration: signs and what to do

How to spot it, how to replace fluids at home, and which signs mean get urgent help.

24 items · 5 sections · health, first-aid, heat

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Check for signs (6)

  • Feeling thirsty, tired or light-headed
  • Headache or dizziness
  • Dark yellow, strong-smelling pee, or peeing less than usual
  • Dry mouth, lips and tongue
  • Sunken eyes
  • In a baby: sunken soft spot on the head, few or no tears, fewer wet nappies, drowsy or irritableBabies, children and older adults are more at risk.

Call your emergency number now if (4)

  • Blue, grey, pale or blotchy skin, lips or tongueOn brown or black skin, this may be easier to see on the palms or soles. 911 US, 999 UK, 112 India and EU.
  • Skin feels cold
  • Difficulty breathing or lots of quick breaths
  • Confused, much sleepier than normal or hard to wake

Get urgent medical advice today if (6)

  • Unusually tired, or your child seems drowsy
  • Dizzy when standing up and it does not go away
  • Dark yellow pee or peeing less than normal, or a baby has fewer wet nappies
  • Fast breathing or a fast heartbeat
  • A baby or child has few or no tears when crying
  • A baby's soft spot sinks inwards

What to do at home (5)

  • Drink fluids
  • Feeling sick? Start with small sips, then slowly drink more
  • Avoid caffeine and alcohol
  • Get out of the sun or heat and rest
  • Vomiting or diarrhoea? Ask a pharmacist about oral rehydration solutionIt replaces sugar, salts and minerals. Ask which one is right for you or your child.

Prevent it next time (3)

  • Drink more in hot weather, with exercise, or with a fever
  • Keep offering drinks to anyone who relies on others to get them
  • Watch your pee colour: aim for pale yellow

Written from www.nhs.uk

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