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Itchy bumps on skin


Itchy Bumps on Skin Like Mosquito Bites, all over Body, Small, Dots, How Get Rid of Them

What causes itchy bumps on skin? Get more insight about the causes, effect of mosquito bites, and how to get rid of such bumps on skin.

Itchy Bumps on Skin

The common causes of itchy bumps on the skin include:

  1. Hives

Itchy bumps on skin

These are small bumps on the skin that develop due to an allergic reaction to foods, environmental surroundings or due to certain medication.  The formation of the rashes on the skin can result in a lot of discomfort due to itching that causes skin burns.

The spots can appear anywhere on the skin as a single spots or as one larger patch of raised, itchy skin that can last up to a few days.

  1. Psoriasis

This skin problem is quite common on the scalp, elbows, knees, and lower back. It results in the formation of a thick red rash which appears as white patch or silvery patch after sometime. Depending on the immune system of a person, they do heal but recur after sometime. The bumps are itchy and not contagious.

  1. Acne

The formations of pimples or acne are quite common among young people at puberty. Most of these skin lesions appear as whiteheads or blackheads and red on the face, chin, chest, cheek, and the back. These facial zits are caused by blockage of skin pores due to accumulation of dirt, sebum and dead skin cells.

  1. Shingles

The skin condition is caused by HPV which is a virus that result in chicken pox. They begin as simple rash which itch and later develop into painful blisters on the torso and buttocks. These blisters that a longer period of time so that the itch and pain can reduce. This condition has also the probability of recurring.

  1. Skin Tags

They appear as skin lesion that is raised up from the skin and it mainly occur on the neck, shoulder, chest, armpit, under the breasts, or any other place on the body prone to friction. These skin ailments are harmless and they mostly affect adults and seniors.

  1. Warts

These bumps are not dangerous but they create a lot of discomfort due to itching. They mostly appear on the legs and hands. These bumps are caused by a virus known as HPV. The warts are marked by being contagious, painful, and stubborn to eradicate.

  1. Herpes Stomatitis

The condition is as a result of viral infection and they do manifest themselves as mouth ulcers and inflammation. They can also be as a result of mouth injury, a bacteria, tobacco use, chemotherapy or radiation treatment, immune system conditions, or irritation from mouth braces.

  1. Carbuncle

This is a skin infection that results in the formation of a lump due to infection of the hair follicle. The infection occurs deep in the skin and it is also accompanied with formation of pus. Any part of the skin is susceptible to develop carbuncle and it can cause permanent scars after healing.

  1. Impetigo

This is a skin condition that is quite common among toddlers and infants due to diaper irritation or it can be as a result of or irritation due to bacterial infection of the face, neck, and hands of infants. The condition is caused by a skin injury, insect or animal bite. The condition is highly contagious.

  1. Dyshidrotic Eczema

The skin condition may result in raised, itchy, fluid-filled blisters on the soles of the feet and on the palms of the hands. The blisters are a response to seasonal allergies or stress, and can last a few weeks to a moth.

Itchy Bumps on Skin like Mosquito Bites

The skin is made of mast cells that make them to be sensitive to any insect bites. The mast cells on the skin have also an ability to attack and kill parasites. They also carry a certain chemical-filled bags that consist of protein and histamine.

When the body experiences an allergic reaction that is caused by an allergen, it is stimulated to release histamine. The substance enters the bloodstream; then the fluid leaks out of the blood vessels, accumulates in the skin, and causes a rash.

Individual who has been bitten by a mosquito is likely to experience the following signs and symptoms:

  • Large area of itching
  • Lesions
  • Bruises near the site of the bite
  • lymphangitis (inflammation of the lymph system)
  • Hives (at or around the bite)
  • Anaphylaxis

Therefore, it is recommended to follow the ways given below in order the prevent bites of mosquitoes:

  • Wearing protective clothing that do not expose the skin to the environment
  • Eliminate stagnant water
  • Repair all windows and holes on the door
  • using citronella-scented candles in outdoor areas or campsites

Random Itchy Bumps on body

The common causes of itchy bumps on the body randomly may be due to the following:

  1. Allergic reactions to personal care products

Some of the common personal products used include; cosmetics, skincare, hair care, and even the laundry detergent. There are other numerous allergens that the body come into close contact with them on a daily basis and can cause skin irritation.

The reaction of these allergens on the people vary from one person to another, this is according to the research undertaken by Kazin. She further illustrated that there are people who are allergic to PABA, a chemical ingredient in sunscreens that absorbs UV rays and others to food preservatives.

  1. Eczema

This is a skin condition that is characterized by inflammation of the skin or dermatitis. The skin problem can affect any part of the body but the research shows that they are mostly found on the elbow creases or behind the knees. The appearance of the rashes differs from one person to another but in general, they are usually intensely itchy, red, and dry.

  1. Keratosis pilaris

This is a type of skin condition that is said to be a variant of eczema. It is also known as chicken or KP. It causes skin cells to cluster around hair follicles, trapping the hair underneath and causing a raised bump. The skin condition mostly appears on the backs of the arms and thighs in large patches of rough, raised skin.

The color of these rashes varies from one person to another depending of the skin tone. Most of these bumps are either red or brown. However, the medical research shows that they are chronic but they can be managed by chemical exfoliators like glycolic acid and lactic acid.

  1. Rubbing from fabrics

There are some clothes that can cause friction from various parts of the body and this may result in itchy contact dermatitis. The kazin a medical dermatologists explains that cloth fabrics can cause friction especially during workouts and sweating.

It is therefore recommended to wear cotton clothes while in the gym since they do not cause skin irritation. In case you notice the appearance of the itchy bumps after gym, it could be due to athletic wears material.

  1. Bug bites

The appearance of bug bites show up on the skin as a red bump due to the allergic reaction of the venom in the skin. The most common bite is usually from mosquitoes that result in the formation of a red itchy bump around the bite.

In case the beddings and bed has been infested with bed bugs, a person may experience the formation of tiny red and itchy bumps on the arms, shoulders, neck, and face. Tick bites may result in lyme disease and therefore it is important to consult a doctor for treatment and examination.

  1. Heat rash

Heat rash does appear in different form such that it can be red or clear like blisters. These rashes mostly appear in areas where there is a lot of sweating such the neck or the butt. It results in the appearance of red itchy bumps and can also cause skin irritation.

According to Kazin a dermatologist, he says that head rash is common during hot, humid weather, and usually goes away on its own once the skin is cooled down.

  1. Allergic reactions to food or medicine

There are certain foods and medicines when introduced into the body can result in an allergic reaction. The reaction may trigger the skin to develop hives which are said to be an itchy red rash that appears as welts (very large bumps).


It is easy to differentiate between an allergic reaction and skin irritant since an allergic reaction causes the skin to develop rashes all over the body while the skin irritant the place where the skin came into close contact with the allergen.

It is therefore recommended to go for a check if your skin has developed allergic reaction to some foods and medicine.

  1. Sun allergy

This could be due to sun poisoning. This form of rashes on the skin occur when during the winter a person has remain indoor for long and once he or she gets out, breakouts on the skin appear. The research undertaken by Kazin a dermatologist shows that it could be due to sun exposure.

The condition do not happen to everyone but some group of people who will experience formation of rashes on the forearms or other places that have been covered for months.

Red Itchy Bumps all over Body

It is recommended to identify the main cause of itchy bumps all over the body before seeking for effective treatment. The following are some of the causes of these bumps and their respective treatment. They include:

  • Scabies

This is a contagious parasite infection that is caused by Sarcoptesscabiei. A person may experience an extreme skin itch as one of the symptoms. During warm weather or at night, the intensity of itchiness may increase.

The bites of these parasites are similar to those caused by mosquitoes. An individual who has scabies usually experience the appearance of the rashes all over the body especially on the back, hands, genitals and feet.



It is recommended to visit a doctor to prevent further infestation of the parasites on the body. The may prescribe various lotions and creams to stop infestation. Some of the common lotions and creams used include; Lindane lotion, Permethrin cream, 5% and Ivermectin (Stromectol).

It is recommended to apply the cream or the lotion all over the body from the neck to the legs and leave it stay overnight. In cases of allergic instances the doctor will prescribe OTC antihistamines to relieve allergic symptoms.

  • Hives

The skin conditions also known as urticarial and it causes the appearance of itchy bumps all over body. Most of this outbreak of bumps on the skin may result due to an allergic reaction. These bumps may appear without notice but a person may experience skin itch.

These itchy bumps mainly appear on the face, tongue, lips, ears, throat or any other part of the body. The size of the bumps varies but they do appear in cluster and it may result in a plague. Therefore, there is no need to worry since they last for a shorter period of time.


It is recommended first to identify the cause of the reaction or the trigger before treating the condition. Therefore visit a doctor who will recommend antihistamines to relieve the symptoms. In case of chronic hives, a person will be recommended to use Antihistamines, oral corticosteroids and biologic drugs.

Severe hives or angioedema outbreaks will require Epinephrine injections and cortisone medication to combat the skin condition. Apply ice compress or staying in a cold room and wearing loose fitting clothes help to ease the condition.

  • Pityriasisrosea

The skin problem is said to be more common among young adults. The exact root cause of the condition is still unknown but most specialists linked it to viral infection. It begins with the appearance of a single rash which spread out after 2weeks.

These red rashes mainly occur on the chest, back, arms and legs. Most of these rashes look like mosquito bites or bed bug bites. Sometimes they may appear as acne especially when they are swollen.


Most of these rashes last for a shorter period of time and therefore they do disappear after the sometime. In case of severe cases, consult a medical doctor to get prescription of allergy medicine or antihistamines such as diphenhydramine to help ease the symptoms.

It is also recommended to take a lukewarm or oatmeal bath and avoid use of soap in order to ease the symptoms associated with the condition. You can also apply a moisturizer, corticosteroid cream or calamine lotion.

Consult the nearest health care for antihistamines, corticosteroids and antiviral drugs such as acyclovir or Zovirax if rashes do not clear.

  • Bedbug Infestation

The bites from the bedbugs may result in the formation of itchy bumps on the skin. These bedbugs feed on human and animal blood. The bedbugs have the ability to crawl over floors, walls and ceilings. They bite people at night while sleeping.

The beaks of the bedbugs are elongated to enable them to bite and draw blood through the skin. The bites from the bedbugs are similar to those of mosquito and fleabites. Bedbugs can bite any parts of skin that are exposed while sleeping.


There are no medical treatments for bedbug bites. However, the use of home remedies and self-care can help ease the itchiness or irritation caused by the bites.  Corticosteroid creams or hydrocortisone may also relieve itchiness and irritation for some individuals.

  • Prickly Heat

Excessive sweating is likely to result in the appearance of prickly heat rash or miliaria. The excessive sweating blocks the skin pores and sometime sweat glands. During hot and humid weather, these rashes mainly affect babies and toddlers.

These heat rashes on babies happen since there sweat glands are unable to withstand the changes in the weather condition.  These heat rashes are marked by being itchy small red raised spots. They also have urge of stinging and burning sensation.

These spots mainly appear on the parts of the body covered by clothes including the back, neck, upper chest, abdomen, armpits and groin.


There is no exact treatment of the rashes since they do last for some few days and then fade out. In order to reduce the appearance of the rashes on the body, it is recommended to avoid excessive heat and humidity.

Take a cool shower, air-dry your skin, or use a fan to cool yourself. Avoid oil-based product after your skin is cool and dry as they block sweat glands again. Apply calamine lotion or hydrocortisone cream to relieve itchiness and irritation.

How to Get Rid of Itchy Bumps on Skin

The treatment of itchy bumps on skin can be done using the following ways:

  1. Home remedies

This may involve the following:

Use a cold compress

Application of wet cold cotton washcloth on the skin helps to relieve the symptoms such as itchiness and stinging sensation on the skin. Wrap an ice in a clean cotton washcloth. Apply on the affected area for some time. Repeat the process frequently until the itching sensation disappears.

Take a bath with an anti-itch solution

Add colloidal oatmeal to the bath in order to relieve the itching effect. You can also use one or two handfuls of baking soda.

Avoid certain products that may irritate the skin

Try as much as possible to avoid certain soaps since they may dry the skin and cause more itching. Therefore it is recommended to use antibacterial soaps rather than the normal soaps since they contain certain fragrance and other irritating chemicals.

Keep things cool

Hot and humid weather may cause itching. Therefore, it is recommended to wear lightweight clothing and keep the temperature in the house cool and comfortable. Avoid sitting in direct sunlight.

  1. Natural remedies

The common remedies used include:

Witch hazel

It contains certain substances that help to relieve irritation. The following are some of the steps to follow in order to get rid of the itchy bumps on the skin. The steps include:

  • Add 5 to 10 grams of witch hazel bark to 1 cup of water.
  • Mash the bark up.
  • Pour the mixture into a pot.
  • Bring to boiling and remove from the heat.
  • Strain the mixture.
  • Let the mixture cool before application.
  • Apply the mixture on the skin overnight and rinse it off

Aloe Vera

These natural remedies have healing properties and this make it an excellent cure for the itchy bumps on the skin. It has some side effects on the skin and it is recommended to follow instructions from a specialist.

Note: Topical aloe Vera gels or creams can be purchased online or to the nearest drugstore.

  1. Over-the-counter options

This is the most effective remedy for getting rid of itchy bumps on the skin incase all the other remedies have failed to work more effectively. Some these over the counter options include:

Calamine lotion

It contain calamine can help relieve itching by cooling the skin. Follow the instruction on the label when applying it on the affected part of the skin.

Diphenhydramine (Benadryl)

It is an oral antihistamine that plays a role of reducing the rash and other symptoms, like itching, by working from the inside out.

Fexofenadine (Allegra), loratadine (Claritin), and cetirizine (Zyrtec)

These antihistamines typically come in different formulas and it can also result in drowsiness. Therefore, these formulas are mostly prescribed by doctors.

  1. Prescriptions options

This may include the following:

  • Prednisone (Deltasone)
  • Dapsone (Aczone)
  • Leukotriene-receptor antagonists
  • Omalizumab (Xolair)


  1. 10 Possible Causes For Those Bumps on Your Skin:
  2. What’s Causing My Skin to Itch?
  3. Mosquito Bite Allergy:
  4. The 8 Most Common Causes of Itchy Red Bumps:
  5. Itchy Bumps All Over Body:

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