Quick Facts
- Also known as heat rash
- A group of various skin problem caused to heat exposure
- It can occur in all age groups
- Two other heat rashes include heat urticaria (hives) and sweat retention
- Is more common in the month of summers
- Usually resolves in few hours and sometimes even take days
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There are four types of prickly heat:
- Clear (miliaria crystalline) which is the mildest form in which the blisters aren't itchy or painful
- White/yellow (miliaria pustulosa)
- Red (miliaria rubra) which occur deeper in the outer skin layer and usually itchy with red bumps
- Deep (miliaria profunda) which is a least common form and common usually in adults after repeated events of heat rash
- Athletes, babies under 4, obese, bed-ridden people and military troops are at greater risk of suffering from this disorder
- Plugging of sweat ducts and hair follicles on the skin
- Occluded sweat glands with trapped sweat
- High salt content in human sweat
- Skin irritants
- Skin rashes
- Over exposure to heat
- Harsh chemicals
- High humidity
- High temperatures
- Jacuzzi's, saunas, and steam rooms
- Fever
- Sunburn
- Regular or excess sweating or hyperhidrosis
- Tight garments and non-breathable fabrics
- Application of perfumes, body oils, fragranced lotions and creams
- Small red bumps on the skin
- Red or pink patches on the surface of the skin
- Greater degrees of irritation
- Large welts, hives, and raised red bumps
- Usually apparent on the face, neck, back, abdomen, groin, under the breasts, elbow folds, and buttocks
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