Skin Rash

What is a Rash?

Skin rashes are widespread and can manifest anywhere on the body. Usually, the affected area will be altered in colour or texture. Fortunately, these rashes are generally harmless and will go away without any treatment within a few days.


Allergies, stings, and viruses like herpes or shingles can all cause rashes. Additionally, chronic conditions like psoriasis and eczema can also result in the appearance of rashes.


If you are concerned about a rash that does not disappear or appears with other symptoms, it is essential to seek medical advice. The rash may be symptomatic of a more severe condition that requires treatment. In any case, it is necessary to get professional advice to ensure the best health outcome.

Are certain people more susceptible to Rashes?

Rashes can affect anyone, regardless of age, and various factors can cause them. People who may be more prone to developing a rash include:

  • Babies and infants: Due to their delicate and sensitive skin, babies and children are more susceptible to developing rashes from various sources such as soaps, detergents, and heat.

  • Immobile people Prolonged immobility can develop a rash in areas of the body that are in contact with a surface for an extended period. This is often seen in people who cannot move due to injury or illness.

  • People predisposed to allergic disorders due to inheritance are more likely to suffer from Allergy sufferers ashes when they have allergic reactions. This condition is called atopy.


Rashes can be caused by various factors, such as a switch in soap or other products, elevated temperatures, or even certain fabrics. Even something as simple as a change in the weather can be enough to give you a rash.

Rash Symptoms

It depends on what causes a rash and what the symptoms are. Common signs include, however:

  • Tiny red spots on the skin

  • Scaling

  • Bumps on the skin

  • Blisters

  • Itchy skin (not all rashes are itchy, though)

  • Discolouration


Avoid scratching your rash, as this can cause skin irritation and lead to the rash worsening or even spreading to other parts of your body if it is infectious.

What can a Rash be a Symptom of?

In addition to an allergic reaction, sting, or virus, many other medical conditions can lead to the development of a rash.


Here are a few of the most common ones.

Eczema (atopic dermatitis)

Eczema is a common, long-term skin condition typically manifests as dry, red, itchy skin. Adults usually experience eczema on the insides of elbows and knees, which can affect any part of the body in children and babies. The severity of eczema can be exacerbated if harsh soaps or products are used on the affected areas.


If a glass held against the skin does not cause the rash to fade or disappear, it could be a sign of meningitis - a severe medical condition. If you experience this symptom, as well as a

fever, irritability, drowsiness and pale, mottled skin, you should get medical help immediately.


Psoriasis is a chronic skin disorder that can cause red and scaly patches to form on the elbows, knees, and scalp. Although no known cure exists, it is manageable with treatment and is usually less itchy than eczema.

Pityriasis rosea


This type of rash is often likened to a Christmas tree due to its tendency to develop in a pattern on the trunk of the body that follows the rib lines in a symmetrical, branching shape.

Contact dermatitis

You likely have an allergic reaction when you come into contact with something your immune system perceives as threatening. This could be a cleaning product, chemical, or other substance. When this happens, your body releases histamine, which can cause a rash on your skin.

Heat rash

Sweat blockages can cause an uncomfortable rash known as millaria rubra or prickly heat. This rash appears as a group of tiny, itchy, red bumps. Another type of rash caused by sweat blockages is millaria crystalline, which presents as fluid-filled bumps.


Ringworm is a contagious fungal infection that can be identified by its slightly raised, scaly red ring appearing on the skin. Treatment using antifungal medication is recommended to rid the body of this infection.


Shingles is a painful rash caused by the same virus that causes chickenpox. If you had chickenpox as a child, the virus can reactivate later in life and cause shingles. The rash appears as painful blisters, and it can be very uncomfortable.

Allergic reactions

An allergic reaction may occur if you come into contact with something new or toxic, such as poison ivy, oak or other poisonous plants. These plants contain oils and other substances that can cause a rash. To treat this type of rash, you can purchase over-the-counter medicines.

It is also possible that your skin irritation is caused by:

  • Scarlet fever

  • Lyme disease

  • Fungal infection

  • Bacterial infection

  • Viral infection

  • Stress


If you are experiencing a rash, it is essential to seek medical advice to determine the cause. Your doctor can investigate and provide advice on the best course of treatment.

What should you do if you have a Rash?

Unless it has the symptoms of meningitis, a rash isn't usually a cause for concern and can be treated with over-the-counter medication. You can apply topical creams or lotions to the affected area to reduce the itching. An allergic reaction rash can be managed with an antihistamine.


To prevent further skin irritation, it is best to avoid scratching and use mild, gentle soaps and other products.


Consulting a doctor is recommended if you suspect that an underlying condition could cause your rash.

How can Mobidoctor help?

Push Doctor allows you to connect with a GP online anytime, anywhere. Through a video consultation, the doctor can assess your rash, take in your symptoms and provide the proper treatment quickly and effectively. No matter where you are, Push Doctor can provide you with the necessary medical care.


A doctor is available for consultation regarding your rash at a convenient time. Their expertise enables them to provide you with an accurate diagnosis and, if needed, refer you to an expert for further tests or treatment. Our doctors are available 7 days a week so that you can arrange an appointment at your earliest convenience.



Connect with one of our doctors at Mobi Doctor with the click of a button and receive the care you require.