Body · Pattern guide
Heat rash
Small prickly bumps after heavy sweating. Guidance, not a diagnosis.
Add another concernWhat it looks like
Signs
small raised spotsprickly itchmild swellingheat or sweat trigger
What may help
Options
cool the skinloose cotton clothingavoid perfumed productspharmacist advice
When to get help
Pause here
Get medical advice if it does not improve after a few days or if a baby has a rash and you are worried.
Reviewed 2026-07-22
Sources.
Products
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