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Heat rash (prickly heat) is a red or pink rash usually found on body areas covered by
clothing. It can develop when the sweat ducts become blocked and swell and
often leads to discomfort and itching. Heat rash is most common in babies, but
it may affect adults in hot, humid climates.
In babies, heat rash can be
caused by well-meaning parents who dress their baby too warmly, but it can
happen to any baby in very hot weather. A baby should be dressed as an adult
would be to be comfortable at the same temperature and activity level. Babies'
hands and feet may feel cool to your touch but that does not mean they need to
be dressed too warmly in hot weather.
looks like dots or tiny pimples. In young children, heat rash can appear on the
head, neck, and shoulders. The rash areas can get irritated by clothing or
scratching, and, in rare cases, a secondary skin infection may develop.
Heat rash can usually
be identified by its appearance and does not usually require medical attention.
But if it doesn't go away after 3 or 4 days, or if it appears to be getting
worse, or if your child develops a fever, contact your doctor
When you or your child has a rash, be sure to
watch for signs of infection, including:
If any of these symptoms develop, contact your doctor immediately.
heat rashes heal on their own. The following steps can help relieve
The following tips can help prevent future episodes of
After the rash is gone, gradually expose your child to
warmer temperatures so that his or her skin can acclimate.
ByHealthwise StaffPrimary Medical ReviewerWilliam H. Blahd, Jr., MD, FACEP - Emergency MedicineAdam Husney, MD - Family Medicine
Current as ofMarch 20, 2017
Current as of:
March 20, 2017
William H. Blahd, Jr., MD, FACEP - Emergency Medicine & Adam Husney, MD - Family Medicine
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