: In more severe cases, you might notice deeper, flesh-colored lumps. Treatment & Home Remedies
: The affected area often becomes red and swollen. 2022---Heat-rash---Symptoms--Treatment---Prevention
Symptoms can vary depending on how deep the sweat is trapped, but generally include: : In more severe cases, you might notice
: A distinct "prickly" feeling on the skin, often accompanied by burning or itching. : In more severe cases
Heat rash, or prickly heat, happens when your sweat glands get blocked, trapping sweat under your skin instead of letting it evaporate. This leads to irritation that typically shows up in areas where skin rubs together or clothing is tight, like the neck, groin, or underarms.