What does vomiting mean in a child with and without a fever?
Applies to age: 0–36 months
In short
Vomiting is often caused by a stomach infection and usually stops within 1–2 days. Call the ambulance, 999 (the ambulance number in Poland), or 112 (the emergency number in Poland) for persistent vomiting, especially with blood in it, or for a very high fever with seizures.
What is normal
All claims: international norm
- Vomiting (and diarrhea) are common in children and infants, are often caused by a stomach infection and should stop within a few days.
Source: NHS – show the original wording (EN)
Summarized and translated by the editors, not an official translation. Verbatim quote from the source, in its original wording:
They're often caused by a stomach bug and should stop in a few days.
NHS · open the source · accessed: 2026-10-15 · license [1]
- Vomiting usually stops within 1–2 days.
Source: NHS – show the original wording (EN)
Summarized and translated by the editors, not an official translation. Verbatim quote from the source, in its original wording:
vomiting usually stops in 1 or 2 days
NHS · open the source · accessed: 2026-10-15 · license [1]
- Vomiting can also come from reflux, meaning a baby bringing food back up.
Source: NHS – show the original wording (EN)
Summarized and translated by the editors, not an official translation. Verbatim quote from the source, in its original wording:
reflux – where a baby brings feeds back up ("spitting up")
NHS · open the source · accessed: 2026-10-15 · license [1]
- Vomiting can also be a sign of other infections, for example a urinary tract infection.
Source: NHS – show the original wording (EN)
Summarized and translated by the editors, not an official translation. Verbatim quote from the source, in its original wording:
other infections, such as a urinary tract infection (UTI)
NHS · open the source · accessed: 2026-10-15 · license [1]
ER / 112 (Poland)
Some claims: international norm
Immediate medical help needed: international norm
- A stiff neck and pain when looking at bright light need immediate medical help.
Source: NHS – show the original wording (EN)
Summarized and translated by the editors, not an official translation. Verbatim quote from the source, in its original wording:
have a stiff neck and pain when looking at bright lights
NHS · open the source · accessed: 2026-10-15 · license [1]
- A child who is confused or not responding as usual needs immediate medical help.
Source: NHS – show the original wording (EN)
Summarized and translated by the editors, not an official translation. Verbatim quote from the source, in its original wording:
are confused or not responding as usual
NHS · open the source · accessed: 2026-10-15 · license [1]
- Call the ambulance (999) or 112 for persistent vomiting, especially with blood in it.
Source: Portal Pacjenta – show the quote
Verbatim quote from the source:
Polish original
uporczywe wymioty zwłaszcza z domieszką krwi
Portal Pacjenta · open the source · accessed: 2026-10-15 · license [2]
- Call the ambulance (999) or 112 for a very high fever with seizures.
Source: Portal Pacjenta – show the quote
Verbatim quote from the source:
Polish original
bardzo wysoka gorączka z drgawkami
Portal Pacjenta · open the source · accessed: 2026-10-15 · license [2]
See a doctor
Some claims: international norm
Urgent medical assessment needed: international norm
- Worry about an infant under 12 months old who is vomiting needs an urgent medical assessment.
Source: NHS – show the original wording (EN)
Summarized and translated by the editors, not an official translation. Verbatim quote from the source, in its original wording:
you're worried about a baby under 12 months
NHS · open the source · accessed: 2026-10-15 · license [1]
- Constant vomiting, in which the child cannot keep fluids down, needs an urgent medical assessment.
Source: NHS – show the original wording (EN)
Summarized and translated by the editors, not an official translation. Verbatim quote from the source, in its original wording:
you or your child keep being sick and cannot keep fluid down
NHS · open the source · accessed: 2026-10-15 · license [1]
- Vomiting lasting longer than 2 days needs an urgent medical assessment.
Source: NHS – show the original wording (EN)
Summarized and translated by the editors, not an official translation. Verbatim quote from the source, in its original wording:
you or your child have diarrhoea for more than 7 days or vomiting for more than 2 days
NHS · open the source · accessed: 2026-10-15 · license [1]
- Go to night and holiday care (NiŚOZ) when vomiting or diarrhea appears, especially in children and seniors.
Source: NFZ i Akademia NFZ – show the quote
Verbatim quote from the source:
Polish original
pojawią się wymioty lub biegunka (szczególnie u dzieci i seniorów).
NFZ i Akademia NFZ · open the source · accessed: 2026-10-15 · license [3]
international norm “International norm” next to a section heading means its claims come from a non-Polish source, because no Polish source in our registry covers this topic. When this applies to only some of the claims, the foreign ones carry the same label next to their source.
Sources
- NHS (nhs.uk, Anglia)License: Open Government Licence v3.0. Source: NHS (nhs.uk, Anglia). Content summarized and translated by the editors; changed relative to the original. Contains public sector information licensed under the Open Government Licence v3.0. The summary is ours and is not attributed to the NHS.
- Portal Pacjenta (pacjent.gov.pl)License: CC BY 3.0 PL. Source: Portal Pacjenta (pacjent.gov.pl). Content summarized and translated by the editors; changed relative to the original.
- NFZ i Akademia NFZLicense: Treści NFZ – wykorzystanie ze wskazaniem źródła, bez obrotu komercyjnego. Source: NFZ i Akademia NFZ. Content summarized and translated by the editors; changed relative to the original.