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Doctor insights on: What Can Cause A Rash Or Spots All Over The Body Lasting More Than Two Weeks

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I have red skin like rashes/spot like formations that form at night over my body and disappear overnight. What is it? And what could be the cause?

I have red skin like rashes/spot like formations that form at night over my body and disappear overnight. What is it? And what could be the cause?

If it disappears: Completely overnight, you are probably reacting to something that you consume or come in contact with before you go to bed. You can try antihistamines such as Diphenhydramine otc. If it persists, consult a dermatologist. ...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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I foundtwo small dark red spots in mouth. Recently I have been getting a few little red spots on my body that itch and cause a rash, is there a link?

I foundtwo small dark red spots in mouth. Recently I have been getting a few little red spots on my body that itch and cause a rash, is there a link?

See a doctor: Impossible to diagnose this without seeing these lesions and getting a full history and doing a physical exam. Go see your primary care doctor. ...Read more

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7m old low grade fever of 101.5 (day)103 (night).Two red spots on his cheek and sore on the roof of his mouth has a bit of diaper rash? Cause?

7m old low grade fever of 101.5 (day)103 (night).Two red spots on his cheek and sore on the roof of his mouth has a bit of diaper rash?  Cause?

Hand foot, mouth dis: Hand foot and mouth disease is most likely. Causing sores on the palate, around the mouth, in the diaper area, and hands and feet, they look like red spots or canker sores (white discs with red around them). Fever and pain are possible. It's viral and runs its course. Pain control is key. If this doesn't sound like what your child has, get it checked. ...Read more

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I have what appears to be a callous between two toes it is gotten very scaly and causes me immense pain no rash raised pulpy spot peeling spreading?

I have what appears to be a callous between two toes it is gotten very scaly and causes me immense pain no rash raised pulpy spot peeling spreading?

Callous between toes: Is often the result of the two adjacent bones rubbing against each other. If this is the case a podiatrist can shave down the underlying bone to eliminate this problem. ...Read more

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I have spots of like rashes throughout my body, they don't itch what can I have?

I have spots of like rashes throughout my body, they don't itch what can I have?

Doctor to evaluate: Rashes and spots are difficult to describe in words. Generalized spots that don't itch may be part of an infection (some viruses cause this). "generalized" means the rash is all over the body. Bluish or purplish spot are blood spots and would need blood testing right away. Sometimes, spots have unknown causes. A primary care doctor or dermatologist can evaluate to find a diagnosis and treatment. ...Read more

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Rashes hi, i often have rashes on back, side, abdomen and sometimes face. Those rashes on the body are followed by marks that looks like a scratch with a nail and those on a face are just red and a bit swallowed spots. Rashes are very occasional. One doct

Rashes hi, i often have rashes on back, side, abdomen and sometimes face. Those rashes on the body are followed by marks that looks like a scratch with a nail and those on a face are just red and a bit swallowed spots. Rashes are very occasional. One doct

You : You should visit your primary care provider or an allergist to have allergy skin or blood testing done. In the meantime try benadryl, (diphenhydramine) if that works then you can be more confident that it is allergy related. Also consider new lotions, detergents or soaps that you may be using. Best of luck. ...Read more

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Im experiencing red itchy bumps that turn into rashes in random spots of my body no new products or anything when they heal they bruise ?

Im experiencing red itchy bumps that turn into rashes in random spots of my body no new products or anything when they heal they bruise ?

Red random rashes: More info needed, and visual exam, to begin to guess what could be going on. Dermatologists are the best at diagnosing this type of problem, especially if biopsy is appropriate. It could be a form of atopic dermatitis (eczema) or something more serious like vasculitis, low platelet count, or even scabies. Trusted products can sensitize too, after long use; contact dermatitis is always possible. ...Read more

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Have rashes that appear on my arms and they resemble mosquito bites.They disappear after afew days and leave black spots behind.What can be the cause?

Have rashes that appear on my arms and they resemble mosquito bites.They disappear after afew days and leave black spots behind.What can be the cause?

Bites: The black spot could be the point of entry of the bite and a little of bleeding from it. It should fall off as the skin underneath heals. If any signs of not healing or signs of infection, then have a doctor look at it. ...Read more

Dr. John Chiu
2,561 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