When a fever feels scary

The temperature reading matters, but the person’s overall condition often gives more useful information. Watch alertness, breathing, skin colour, ability to drink, and urine output. A mild respiratory illness may cause fever with cough or congestion, while conditions such as Acute Bronchitis, Bronchiolitis, Cellulitis, Chickenpox, Common Cold, COVID-19, or Croup have different accompanying signs. A fever alone cannot tell you which illness is present, and a child who looks very unwell needs assessment even if the reading is not high.

Use a thermometer correctly and record the time and reading. Offer regular fluids, allow rest, and keep clothing comfortable. Follow the label or a clinician’s advice for any fever medicine, checking suitability for age, pregnancy, allergies, and existing conditions. Do not force food, use ice or alcohol rubs, or alternate medicines unless a clinician has given clear instructions. Note new symptoms and recent contacts so the assessment can be focused.

Call emergency services for severe breathing difficulty, blue or grey lips, collapse, seizure, confusion, or inability to wake the person. Seek urgent medical care for a stiff neck, severe headache, repeated vomiting, signs of dehydration, a purple or bruise-like rash, or a rash that does not fade when pressed. Arrange advice early for infants, older adults, pregnant people, and anyone with weakened immunity or a serious long-term condition.

What warning signs should I watch for in this person? How much fluid is appropriate? Which fever medicine is suitable with their health conditions? Could the symptoms fit COVID-19, Croup, or another illness? When should we return if the fever continues?