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Doctor insights on: Dry Heat Rashes

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I am asthematic. I keep getting itchy dry rashes all over body mostly due to heat. A circular patch appears which gets darker and than dis appears.?

I am asthematic. I keep getting itchy dry rashes all over body mostly due to heat. A circular patch appears which gets darker and than dis appears.?

Eczema: It may be eczema which is a dry skin condition that could be caused by allergies. Indoor dry heat could aggravate eczema. If you are asthmatic then you are more prone to developing eczema. Treatment includes moisturizers, antihistamines and steroid creams. Humidifiers can be helpful during the heating season. ...Read more

Dr. John Chiu
2,673 Doctors shared insights

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


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I have a heat. Rash and its dry up when will it go?

I have a heat. Rash and its dry up when will it go?

Any time: Heat rash if that's what it is are short lived and represent no major problem. They require no treatment either. However, if the rash is not resolving, I would have it checked by a doc as it may have been mistaken for heat rash. ...Read more

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Heat rash under bra. Can I dry it out with rubbing alcohol? Creams don't work. Bath with baking soda is awesome but I can't live in my tub.

Heat rash under bra. Can I dry it out with rubbing alcohol? Creams don't work. Bath with baking soda is awesome but I can't live in my tub.

It depends: Sometimes the rash can be caused by an infection whether bacterial or fungal. Keeping it dry is important. Hair dryers after bathing and powders are generally recommended. Weight loss and even breast reduction surgery can be considered in severe cases. Rather than rubbing alcohol I would first try aloe vera or another topical known to soothe and address mild topical infections. ...Read more

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Developed a heat-rash on belt line while traveling in HOT humid weather last week. Keeping it clean, dry, cool, with no improvement 3 days. Fungal?

Developed a heat-rash on belt line while traveling in HOT humid weather last week. Keeping it clean, dry, cool, with no improvement 3 days. Fungal?

Possibly: If itchy, quite likely fungal (times corporate).
If sore, painful, blistering or seeping discolored fluids, you have a secondary bacterial infection (cellulitis).
Please see your physician ...Read more

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I've a red rash between my breasts it's dry & peeling & at times itchy. At 1st I thought heat rash due to large breasts & was really hot but now cold?

I've a red rash between my breasts it's dry & peeling & at times itchy. At 1st I thought heat rash due to large breasts & was really hot but now cold?

Possible Yeast: It could possibly be skin yeast. You could try an over the counter preparation to see if it helps. If it does not improve, and certainly if it gets worse, you should see your doctor. ...Read more

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My 6m old daughter has light pink tiny bumps on chest&stomach I think it's heat rash should I put aquaphora on after bath or just keep her clean&dry?

My 6m old daughter has light pink tiny bumps on chest&stomach I think it's heat rash should I put aquaphora on after bath or just keep her clean&dry?

Clean/dry: If you really think it is a heat rash, then just keeping it clean and dry is the way to go. Using moisturizers like aquaphor may just trap more moisture in. If it doesn't clear up within a few days of conservative treatment have doc look at the rash to make sure it is what you think. ...Read more

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Think got heat rash because dehydrated? Dry mouth? Reason why always feel dehydrated? Do psych meds create dehydration long after leaving body

Think got heat rash because dehydrated? Dry mouth? Reason why always feel dehydrated? Do psych meds create dehydration long after leaving body

Yes: These drugs can cause dry mouth. Dry mouth can cause serious dental problems, your teeth are much more at risk for decay. So drink water to hydrated, avoid sodas and juice, too much sugar and acid, chew xylitol or sugar free gums. Biotene dry mouth products are great. If you use mouthwash you need one without alcohol. ...Read more

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How come I always get heat rashes?

How come I always get heat rashes?

Cholinergic: Heat rashes are usually not associated to allergies, though sometimes exacerbates it. Other non-allergy mechanisms such as cholinergic pathways are responsible. Management is focused on temperature control and antihistaminics. ...Read more

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Are there any good home remedies for heat rashes?

Are there any good home remedies for heat rashes?

Heat rash: If it is straight heat rash then keep the area cool and dry. Try to avoid thick creams. If the skin is really irritated then you can use a light calming cream or hydrocortisone. If you aren't sure what the rash is you should have your doctor take a peek at it. ...Read more

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Why have I began to get heat rashes for the first time in my life?!

Why have I began to get heat rashes for the first time in my life?!

See below: If heat rashes truly - impossible to say. But are they heat rashes? I would get the pm looked at. ...Read more

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How can I stop the itching from heat rashes?

How can I stop the itching from heat rashes?

Avoid: Avoid heat and take antihistamine. You should see your dermatologist to maker sure nothing else is wrong. ...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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I have some painless faint small redbdots in one sode of ny inner thies, it looks a bit like a bite, read about heat rashes but it dosnt go away.

New?: Or these spots new or they are there for long tim? Birth mark? . May not be of any significance. Please show them to your doctor for proper diagnosis ...Read more

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I've had circular rashes appear on my body recently and it seems to be spreading and heat seems to make them red and standout more. It won't go away?

I've had circular rashes appear on my body recently and it seems to be spreading and heat seems to make them red and standout more. It won't go away?

Generalized rash: The differential diagnosis of a generalized rash is large. You should schedule an appointment to visit a dermatologist as soon as possible. Certain factors are important such as whether the rash is raised or flat, itchy or not, involving the palms of the hands or the soles of the feet, or not. If the rash started in one location and spread to another, describe it to them, and your history and meds ...Read more

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How long do leg heat rashes stay?

How long do leg heat rashes stay?

Variable: Depends on cause, but usually no more than a few weeks. ...Read more

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I have rashes on my forearms. Sometimes they look like heat rashes. I have had them for over a year. They come and go. The are itchy. What do I do?

I have rashes on my forearms. Sometimes they look like heat rashes. I have had them for over a year. They come and go. The are itchy. What do I do?

Tough call,: Based solely on the description, could be heat rash or contact sensitivity. Urticaria seems possible as well. There would be three distinct treatment strategies for these. Suggest getting a consultation to guide appropriate care. ...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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How to avoid heat rashes from tanning beds?

How to avoid heat rashes from tanning beds?

If you avoid: The tanning bed - you will avoid the heat rashes as well as your risk for skin cancer. ...Read more

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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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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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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

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How long do heat rashes take to go away? They are on the inside of my legs and on my scrotom

How long do heat rashes take to go away? They are on the inside of my legs and on my scrotom

Here are some. ..: If what you concerned is truly heat rash, it should go away in 3-5 days after giving the affected area a good clean & dry environment with regular care + adequate ventilation. But, oftentimes, the rashes in the areas you described may have skin yeast infection, for which applying antifungal - steroid cream lightly once or twice daily will help quickly in 2-3 days. For detail or in doubt, see Doc. ...Read more

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I get hives and rashes when my body gets heat or exposed to sun etc., and it's itching a lot like needles poking. Please suggest me some help?

Physical urticaria: Cholinergic urticaria is not allergy. There is direct stimulation of twitchy mast cells when you are sweaty. Antihistamine will help. Zyrtec is best. Generic cetirizine is the same thing for less cost. Standard dose is 1 pill [10mg] a day. Some people take 2 or 3. Even 3 a day is usually well tolerated but a few people will feel drowsy. ...Read more

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. I find rashes or like a small zits on my face after cooking process. Due to tat cooking heat maybe. Any advices?

. I find rashes or like a small zits on my face after cooking process. Due to tat cooking heat maybe. Any advices?

Face: Hard to know. Maybe splatters from cooking oil if you use that or from having your face too close to the heat. May be exacerbation of eczema. See your dermatologist to have it checked. ...Read more

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Does the absorbent cornstarch mexsana medicated powder work for heat rashes? Rash under my right breast, came back but it's healing again.

Not enough descripti: We can not advice as to the diagnosis, why you think it is heat rash, but if you are sure and medicated powder worked before you may try it again. Heat rashes are usually self limited and do not need any treatment. All you need is to make surethere is plenty of air ciirculation around the skin, wear light loose fitting clothes preferabely cotton which will help your skin breathe. And stay cool. ...Read more

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I have heat rashes under my breast 5days ago and have treated it, but I have been noticing something like eczema on the surface of my breast area. Help?

I have heat rashes under my breast 5days ago and have treated it, but I have been noticing something like eczema on the surface of my breast area. Help?

Check diet: Many times skin conditions are related to diet intake. Eliminate dairy and gluten and see if that doesn't make a difference. You can try coconut oil, shea butter or whatever lotion you like (non perfumed). If it is spreading and bothers you, be seen and have it looked at. ...Read more

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I would like to know my child get this heat rashes when it gets very hot it's like red pimples and it itches alot she is 3 years old what can we use.

Heat rash or eczema?: Keep her cool and dry. Dress her with cotton (not synthetic) clothes. Use an emolient cream like Epimax, not aquaeous cream or petroleum jelly. It could be eczema, in which case she may need a cortisone cream. ...Read more

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How can I identify if my baby has heat rash or eczema? Her rashes are red and its flaky on her face, because of dryness her cheek has a small cut now.

How can I identify if my baby has heat rash or eczema? Her rashes are red and its flaky on her face, because of dryness her cheek has a small cut now.

Eczema: Rashes with dry looking, flakes, itchy are likely to be eczema. Heat rash are pinpoint red rash. For eczema you need a good moisturizer. ...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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Allergist dx constant flat rashes neck, arms, are from choligenic urticaria, the heat from exercise and a mix of detergent reaction. Says try zyrtec (cetirizine)?

Urticaria: It's difficult to tell if you truly have cholinergic urticaria from your description. Usually urticaria is raised. But some people have what is called dermatographia which causes flat red hot skin especially when stressed, touched or hot. In either condition Zyrtec (cetirizine) should help ...Read more

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I have a rash that hasn't gone away for a few months now. Dr.s say its heat rash but why won't it go away plus I never had heat rash before.?

I have a rash that hasn't gone away for a few months now. Dr.s say its heat rash but why won't it go away plus I never had heat rash before.?

See a dermatologist: Heat rash must be common in Hawaii. Are you doing hot work or exercise? Are you very heavy? What are you doing about it? When you see a skin specialist, bring all pills, vitamins, lotions, etc. Perhaps you need a new diagnosis and a new treatment. ...Read more

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How do u know that your rash is related to heat?

How do u know that your rash is related to heat?

HEAT AND RASH: IF ITS HOT OUTSIDE, AND YOU GO OUTSIDE, AND THEN DEVELOP A RASH, THEN ITS PROBABLY A HEAT RASH!
IT COULD BE RELATED TO SOME MEDICATIONS YOU HAVE BEEN TAKEN. . . ...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