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Doctor insights on: Heat Rash On Bicep

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Heat Rash (Definition)

The medical term is miliaria. A heat rash is a skin irritation that typically occurs during hot or humid weather. It results when sweat ducts are blocked, and sweat builds up under the skin. Symptoms of a heat rash include small red bumps and vesicles that ...Read more


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My 3 month old grandaughter has red rashes on her tummy and its weeping. How to treat it and is it heat rash?

My 3 month old grandaughter  has red rashes on her tummy and its weeping. How to treat it and is it heat rash?

Rash: This can't be diagnosed with the information that is available. A history, physical examination & other studies may be needed to determine cause/causes. Once accurately assessed a treatment plan can be developed. ...Read more

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What is a heat rash?

What is a heat rash?

Fine red rash: Medical term -- miliria rubra. Fine red bumps all over sweaty areas, with sometimes burning, tingling or itching. Also called prickly heat. ...Read more

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What is a heat rash?

What is a heat rash?

Heat rashes occur: Heat rashes occur, and are not uncommon. Sometimes it's related to sweating a lot, with or without "blocked" sweat glands or oil glands. Other times it's related to sports equipment friction, bacteria, moisture, etc... Being in a hot tub can lead to a "hot tub" rashes. Rashes are difficult to describe in words, so it is best to have a doctor look at a rash. ...Read more

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How come I have a constant heat rash ?

How come I have a constant heat rash ?

Uncommon: Heat rash should resolve with cooling of the skin and after the sweat glands "calm down". It is caused by blockage of the glands and resultant swelling and inflammation. Your "heat rash" could be something else entirely and I recommend you have it evaluated by a physician. ...Read more

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I think I may have a heat rash, how would I know?

I think I may have a heat rash, how would I know?

See Below: Robert, heat rash tends to occur in places where there is a lot of moisture and friction (most often the inner thighs, groin, or armpits. If you were sweating a lot, and have a rash in these areas, it is likely. Petroleum jelly treats heat rash quite nicely. Hope this helps! ...Read more

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Heat rash inside elbow?

Heat rash inside elbow?

See below: Are you sure? If just heat rash, keep dry. If not, and the rash looks scaly, may be eczema and steroid cream might help. ...Read more

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How to get rid of my heat rash?

How to get rid of my heat rash?

Cool down : Cool down. Loose clothing to allow skin to breathe. Barrier to keep skin from rubbing ...Read more

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How do I get rid of a heat rash?

Cool water: Wash gently with gentle cleanser (ie: cetaphil, dove, aveeno) and water. Cold compresses, shower or bathe in cool water. Stay in air conditioned room out of the heat. Wear 100% cotton absorbent clothing and avoid friction rubbing of skin. Avoid exercise until rash resolved. Topical cortisone creams and oral antihistamines like Benadryl (diphenhydramine) and claritin. Drink plenty of water. ...Read more

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Dr. John Chiu
2,616 doctors shared insights

Skin Rash (Definition)

A skin rash is a symptom in which a person has changes on part or all of his skin, such as color changes, bumps, blisters, oozing, peeling, ...Read more


Dr. Cornelia Franz
1,059 doctors shared insights

Rash (Definition)

A rash is a change to skin condition which can affect color, appearance, or texture. It may or may not ...Read more