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Rash on Body Causes, Menopause, Pregnancy, Red Itchy & Treatments

Do you have breakouts of rash on your body? Do they hurt? Do you know why they occur? We will cover causes symptoms, those that happen during nighttime, menopause, pregnancy as well as itchy body ones among much more.

Rash on body - scarlet fever
 scarlet fever

Having rash on the body causes is not cool to some people since some them have a sensation of itching that erupts if you are in a social gathering.

Most people keep on wondering what the causes of these unpleasant rashes are. They end up using various natural remedies based on trial and error, which even worsen the situation. Today you have a chance to know the possible causes as well as treatments.

Reason – causes

The following are causes of rashes on our bodies:

Digestive system disorders

Some of these disorders include; celiac disease, liver disease, anemia related to iron deficiency and kidney problems. Again, the rash that can occur with this condition is thought to be due to a buildup of substances that the immune system reacts to.

Prescribed medical reactions

It can cause allergic reactions that result in widespread rashes. These medications include both ingested and topical antifungal drugs, such as fluconazole, ketoconazole; antibiotics like penicillin; and certain pain medications such as any oxycodone drugs or duloxetine. Chemotherapy drugs may also cause a full body rash.


It affects the immune system, particularly leukemia and lymphoma, can cause characteristic full body rashes. Individuals suffering from leukemia often have a small red, rash-like spots on their skin caused by blood leaking from the capillaries that lie just under the skin.

Thyroid disorders

The thyroid gland that produces too much of the thyroid hormone can lead to a widespread, lumpy skin rash.  Fortunately, the body usually develops with the immune system attacks the thyroid gland, causing the balance of the hormones it produces to shift.

Common skin irritants

Most commonly these are soaps, shampoos, makeup, and perfumes. They can also be hidden in your laundry detergents and the actual materials of your clothing thus it seems good if you keep off once you notice some breakouts of rashes.

The common plant that can cause this problem includes, poison ivy, is one of the most apparent irritants- as most people are allergic to this plant and have a strong and almost immediate skin reaction when meeting.

Heat rash

The common symptoms of heat rash include a fine, bumpy, itchy rash, skin burning, and a “prickly” feeling (like something is crawling on skin). The most common body parts affected are areas commonly exposed to the sun such as the hands, face, neck, and elbow folds.

Heat rash may also affect areas covered by tight clothing such as the abdominal wall, groin, thigh creases, buttocks, and the area under the breasts. Read more from Rash symptoms and signs.


Since your skin is the first layer of defense from the outside world. It protects you from infections, chemical exposures, and harmful ultraviolet light. It also helps regulate the temperature inside your body by producing sweat.

Rash on body - heat rash on body
heat rash on the body

Therefore, it is important to go through the various pictures from the article to assist you to understand the various causes of rash on body ranging from infants or toddlers to adults and be able to get the best medication.

On baby

It’s normal for infants to develop rashes from as early as a few days old, as their sensitive skin adapts to a different environment. Some of the causes of such situations include:

  • Baby acne (neonatal acne)
  • Cradle cap
  • Eczema
  • Erythema toxicum
  • Hand, foot and mouth disease
  • Sweat rash (miliaria)
  • Hives (urticaria)
  • Impetigo
  • Milia
  • Nappy rash
  • Ringworm
  • Scabies
  • Slapped cheek syndrome

Get more information from common infant skin conditions

Itchy at night

There is a wide variety of dermatological conditions and illnesses can cause itchy skin at night, most often, the condition is due to xerosis, abnormally dry skin.

Note: If itchy skin at night is chronic or accompanied by a rash, inflammation or scales, the cause may be an underlying illness and treatment should be sought from a dermatologist.

Some the causes of this itchiness at night are:

  • Allergic dermatitis
  • bedbugs
  • Systemic disease


Menopause is where middle-aged women stop menstruation, i.e. they have to go for 12 consecutive months without a menstrual period. This may result in changes in hormones level in your body by fluctuating, and some of the hormones like progesterone and estrogen gradually decline to lead to the appearance of a rash on the body.

Estrogen affects every organ of your body including skin resulting this issue, with the presence of estrogen receptors in plenty in the areas of your face, genitals and lower limbs, the reason these areas are frequent sites of skin rashes.

Perimenopausal and menopausal women experience thinner, looser and less elastic skin, reduced production of collagen, reduction in oil gland function and dry skin which trigger itching that can result in rashes.

Rash on buttocks itchy red

When redness and irritation show up on or inside your butt, this poses a challenge and it is recommended to seek medication. Here are few causes of this condition:

Herpes or STDs

“It’s not uncommon for herpes to infect the skin of your bottom, and the signs would be similar to that of an oral or genital herpes outbreak, including one or more tiny blisters grouped close together,” says Sarika M. Ramachandran, M.D., assistant professor of dermatology at New York University Langone Medical Center.

Fungal infection

Fungi thrive in moist, dark places, which are why this infection tends to occur on body parts that rub together, creating lots of heat and friction, especially around the buttocks.


This happens when dead skin cells and bacteria clog the hair follicles on your cheeks and upper thighs. It’s unsightly, but it’s nothing serious. It is advisable to shower after some jogging or gym to prevent it from reoccurring.


This is a chronic, non-contagious skin condition, is caused by the overproduction of skin cells. Psoriasis needs to be treated with prescription steroid creams, so if you suspect you have it, check in with your dermatologist.

While pregnant

A number of different rashes that can develop on a woman’s body during pregnancy due to hormonal changes that the body goes through.

The rashes can range from ones that are itchy and annoying, but not serious, to conditions that are potentially life-threatening to the baby.

Samples include:

  • Pruritic Folliculitis of Pregnancy
  • Impetigo Herpetiformis
  • Pemphigoid Gestationis
  • PUPPP (Pruritic Urticarial Papules and Plaques of Pregnancy)


Follow these guidelines to help ease discomfort and speed up the healing process:

  • Use mild, gentle cleansers instead of scented bar soaps.
  • Use warm water instead of hot water for washing your skin and hair.
  • Pat it to dry instead of rubbing it.
  • Let it breathe. If it’s possible, avoid covering it with clothing.
  • Stop using new cosmetics or lotions because they may have triggered it.
  • Apply unscented moisturizing lotion to areas affected by eczema.
  • Avoid scratching it because doing so can make it worse and could lead to infection.
  • Apply an over-the-counter hydrocortisone cream to the affected area if it is very itchy and causing discomfort. Calamine lotion can also help relieve rashes from chickenpox, poison ivy, or poison oak.
  1. http://www.healthline.com/health/rashes#1
  2. http://bucks.healthhelpnow.nhs.uk/health-help/advice/teenager/skin-problem/rashes-adults/
  3. https://www.mamapedia.com/article/itchy-skin-on-teenager
  4. http://www.womenshealthmag.com/health/butt-rashes
  5. :http://www.mayoclinic.org/skin-rash/sls-20077087

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