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Doctor insights on: Skin Heat Rashes Cause

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My skin has broken out in heat rashes and similar itchy bumps randomly. What is the cause?

My skin has broken out in heat rashes and similar itchy bumps randomly.  What is the cause?

Rash: Sounds like an urticarial rash. Hives are a red, rasied, scattered and intensely itchy rash resembling mosquito bites. Treatment is to remove the inciting agent, and to use topical anti-itch and oral non-sedating antihistamines. ...Read more

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Dr. Cornelia Franz
1,059 doctors shared insights

Rash (Definition)

Most bumps and blotches on a newborn baby are harmless and clear up by themselves. By far the most common skin problem in infants is diaper rash. Diaper rash is an irritation of the skin caused by dampness, urine, or feces. Most babies who wear diapers will have some type of diaper rash. However, there are other skin disorders that can cause rashes. These are usually not serious unless ...Read more


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Took a trip to the beach and got severe heat rash leading to itching. Does psych medicine cause skin to not sweat and create heat rash? Treatments?

Took a trip to the beach and got severe heat rash leading to itching. Does psych medicine cause skin to not sweat and create heat rash? Treatments?

Drug reaction.: There is no indication that the drugs you are on have made you more sensitive to the sun exposure. Be sure you are not on st johns worts which may make one more sensitive to the sunlight. It is remotely possible that a very high dose of Benadryl (diphenhydramine) may reduce your sweating but it will have to be more than 10 times the average dose . I suspect your rash is from something else. ...Read more

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What are the different kinds of skin rashes a person can get from the heat?

What are the different kinds of skin rashes a person can get from the heat?

Hmmm: I am not a dermatologist but yes you can get a rash from heat. You can get a rash from sweating. You can get a skin infection and get a rash. I think you need to consult a dermatologist if your rash persists/. ...Read more

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Rashes on skin which increase and start itching on excessive exposure to sunlight, heat and sweat.

Rashes on skin which increase and start itching on excessive exposure to sunlight, heat and sweat.

Many causes: Generally any type of rash worsens with heat exposure and sweating. It can be urticaria or eczema but also can be other kinds of rashes. You need to have a doctor look at it to determine what it is. ...Read more

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My 3 month old baby developed a prickly heat-like rashes all over the body with unknown cause. Need helpful advice?

My 3 month old baby developed a prickly heat-like rashes all over the body with unknown cause. Need helpful advice?

Hard to tell but..: Try applying skin moisturizer immediately after bathing to see if this help since this may be from dry skin if this has been present for more than a few weeks. It this has been present for less than 10 days, it may be from a viral infection. ...Read more

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I've been having leaking bladder and been getting heat rashes. Can a bladder that leaks causes heat rashes?

I've been having leaking bladder and been
 getting heat rashes. Can a bladder that leaks causes heat rashes?

Rashes---WHERE???: YES, you can get a rash from urine on your skin. Why are you leaking? Diaper? "Heat rashes" exactly where? Sounds like you need a Dr. ...Read more

Dr. John Chiu
2,559 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