What is the reason for a rash on inner thigh for female and male? Get a detailed overview of the causes, treatment and preventative measures

Rash on the inner Thigh Causes

rash on inner thigh

rash on my inner thigh 

  1. Jock itch (fungal infection)

Jock itch as a fungal infection of inner thigh is caused by a fungus called tinea cruris and ringworm of the groin.  Jock itch is prevalent during hot humid weather like summer; during this season the clothing-enclosed inner thigh generates a lot of sweat on the skin which further result to inner thigh rash which is extremely itchy. Jock itch can spread from one person to another via sharing of clothes, towels used by an infected person.

  1. Heat rash (prickly heat)

Heat rash generally occurs when sweat glands become blocked resulting to clusters of small red pimples that may have a lot of itchiness and inflammation. Heat rash can happen to a person of any age and in many cases usually occur in hot, humid weather and environments. Various studies have estimate that 20% of the population get heat rash in the summer seasons, usually young children and infants.

  1. Contact dermatitis

Contact dermatitis is a skin condition that occurs when skin comes in contact with poison with irritating substances such as fragrance in detergents, poison in ivy or nickel in jewelry or allergic substances.  Contact dermatitis can affects any part of the body but however, the most commonly affected part are the inner thighs due to rubbing together of thighs which further result to inflamed, red and itchy skin. Sometimes, even blisters may appear on the irritated skin or inner thighs due to contact dermatitis.

  1. Insect Bites

Insect bites like from ants, bed bugs or mosquito can result to formation of rashes on the inner thighs. This inner thigh rash caused by insects is usually itchy and with some inflammation. However, insect-triggered rash do not stay on the skin for a very long time, they disappear on its own within a few days.

  1. Jogging and Cycling

Jogging and cycling are physical activities in which thighs are involved extensively, during these activities a rash may form on inner thighs due to friction. Rashes on inner thighs may form also due to excessive sweating that cause blockage of sweat glands. If these rashes are not checked on time it may turn into blisters, leading to inflammation of follicles.

  1. Poor hair Removal method

A rash on the inner thighs may develop from the effect of shaving the skin with razor. Sometimes if you don’t moisturize the skin or groin properly before shaving or you are too rough with your skin while shaving or if your skin is too sensitive to razor shaving, tiny rashes are observed which are known as pruritic spots. If these tiny rashes are not treated on time they can further develop into blisters.

  1. Tight clothing

Clothing in tight clothes, made from material which are synthetic in nature or washed in soaps with chemical products that have the ability to cause an allergic response in the human body. Also some clothes have been prepared from rubber and latex, such clothes significantly induce rash on the inner thighs.

  1. Atopic dermatitis

Atopic dermatitis is commonly referred to as Eczema.  Eczema is usually characterized by a hypersensitive reaction that results to swelling, inflammation and itchiness. This hypersensitive reaction is as a result of immune system responding to an allergen.

Eczema can affect any part of the body skin; however, the most commonly affected areas are face, groin, or inner thighs. In many cases it leads to itchiness, dryness and scaling of the skin along with rashes on inner thigh.

  1. Cercarial dermatitis

Cercarial dermatitis is commonly known as swimmer’s itch. This condition is caused by a parasite called Schistosoma that burrows through the skin causing a rash at the point of entry. Swimmer’s itch is usually seen in people who swim in contaminated water, infected with these Schistosoma parasites.

  1. Candidiasis

Candidiasisi is caused by a type of fungus called candida. It usually affects the inner thighs or the groin region. During hot humid weather the groin or inner thighs become sweaty and wet this lead to the growth of the fungus candida which then, causes rash and severe itching.

  1. Warts

Warts not only affect the genitals and foots alone but they can occur on inner thighs too. They are usually red bumps on inner thigh with some scaly look.

  1. Folliculitis

Folliculitis is a bacterial infection that results to swelling or inflammation of the hair follicles in the skin. Folliculitis is characterized by formation of red bumps on the skin which are filled with pus.

  1. Intertrigo

Intertrigo is a condition that causes a red rash, raised bumps or inflammation of the skin folds like underarms and the groin or inner thighs. Red bumps on inner thighs due to intertrigo is usually common in people who are suffering from obesity. Their thighs are fat hence they rub against each other and lead to a rash due to friction between the skin of both the thighs.

  1. Allergies

Any form allergy can lead to formation of a rash on your inner thigh. Some of the allergens that can cause a rash include perfumes, clothes, drugs and hormonal changes.  Foods such as nuts, almond, avocado and some type of fish can cause a rash to form in the inner thighs. This type of rash on thigh due to allergies is known as urticaria. Urticaria in some cases leads to formation of extremely itchy cluster of red pimples on the skin.

  1. Hidradenitis Suppurativa

This is a rash that forms as a result of hair follicles getting infected, blocking the sweat glands. It usually affects the armpit, buttocks or inner thighs. Hidradenitis suppurativa usually are blackheads or painful red bumps under the skin. These bumps can break and open  to ooze pus.

Rash on the Inner Thigh Female

rash on inner thigh

rash or bumps on inner thigh picture

Rash on thigh in women can be due to the following:

  1. Tight clothes

Clothes that are too tight do not allow air circulation within the thighs. They also trap moisture making it hard for the area to remain dry. This warm moist environment gives room for bacteria and fungus to grow.

  1. Skin-to-skin contact

A woman could also get jock itch from their partner. Although it is not classified as a sexually transmitted infection (STI), skin to skin contact with infected person could lead to one getting it.

  1. Hives

Hives occur due to a person developing an allergic reaction from chemical substances such as skin care products or insect bites and pollutants from your environment. However you need to seek medical attention if you develop symptoms such anaphylaxis.

Rash on Inner Thigh Male

The probable causes of rash on inner of males are;

  • Fungal infection
  • Heat rash
  • Cycling for long hours
  • Weight gain
  • Insect bites

These inner thigh rashes may be accompanied with symptoms such as redness, inflammation, pain, itchiness and skin discoloration on the inner thighs.

Rash on Thigh near Groin

Rash on thigh near groin could be as a result of the following:

  1. Pubic sweat

Where a woman works out frequently, the clothes get moist for a long time from the sweating in the groin area. This provides environment for breeding fungus and bacteria.

  1. STDs

The appearance of the rashes on inner thighs near the groin could be a symptom of sexually transmitted diseases such as syphilis, warts and genital herpes. These STD bumps are red and appear near the groin and have ability to spread up to the outer side of the thighs. To avoid the risk of spreading the rashes to your partner avoid any sexual contact.

  1. Dry skin

Dry skin makes the skin to be easily irritated and inflamed. Dry skin in the groin region may cause rashes, crusting, swelling, scaling and redness. Make sure your skin is hydrated because hydration makes the skin to be less prone to rashes due to dryness.

Rash on Thigh STD

inner thigh rash

inner thigh rash causes

Different sexually transmitted diseases such as syphilis, warts and herpes are represented by rashes on the lower pelvic including the thighs. Genital herpes can form small red bumps which grow into blisters while secondary syphilis result to penny-sized bumps anywhere on the body. Rashes that appear as a result of STDs require serious medical attention and appropriate treatment for prevention and care.

How to get rid of a Rash on Inner side of Thigh

Treatment of inner thigh rash:

Treatment of a rash on thigh depends on the cause of the rash.  Hence the treatment is based on case by case basis. However, the tips and preventative measures to be taken to avoid a rash inner thigh remain same for the causes. Some of the possible treatments that can be administered to get rid of this problem include:

Moisturizers

Over-the-counter (OTC) moisturizers are very effective in healing most of the skin ailment, hydration of the skin in necessary. Some doctors in many cases prefer to prescribing moisturizing creams to treat inner thigh rashes. Some of these moistening creams such as vitamin D and retinoid creams are very powerful in dealing with rashes and in maintaining the good health of the skin.

Steroids

Inner thigh rash due to bacterial infection such as eczema, atopic dermatitis, contact dermatitis, intertrigo etc can be treated using corticosteroids. Corticosteroids have anti-inflammatory ingredients that help to reduce the inflammation of the skin, swelling and extreme itchiness. However, many health experts warns using steroids for a very long time may have damaging side effects hence it is advisable to use them upon prescription by a certified dermatologist.

Antihistamines

Antihistamines work by blocking a chemical substance called histamine in the body. Histamine is the main causative agent of allergic reactions like allergies to food and medication.  However, visit your doctor so that he can assess as to whether your inner thigh rash is due to allergies or contact dermatitis. Your doctor after examination of your inner thigh rash may either prescribe to you antihistamine tablets or creams and in severe cases he might decide to administer antihistamine injection.

Antifungal creams

After examination of your inner thigh rash by a dermatologist and it is found that your rashes on the thigh are as a result of fungi like candida or tinea cruris, he will prescribe to you the best over-the-counter fungal creams or tablets to use in order to get rid of the infection. Also in case your rash is so severe your doctor may decide to administer antifungal injections.

Immunosuppressant drugs

Immunosuppressant drugs are very effective when taken to treat the most severe cases of skin ailment.  However, since these drugs are known to damage kidneys and affect blood pressure, you need your doctor’s direction and strict supervision on how to proceed with this medication.

Retinoid

Retinoid is a type of drug rich in vitamin A.  Retinoid is very effective in reducing the symptoms of eczema such as inflammation, swelling and itchiness on the skin. Nevertheless, retinoid have damaging side effects and hence one need to be under the constant directions and supervision of a medical doctor. Retinoid is also used as an active ingredient in skin treatment creams and gels thus used it treat the inner thigh rashes.

Phototherapy

Light therapy is very useful in treating severe skin conditions. The UV rays are used to reduce the production of dermal cells. When used to treat inner thigh rash, the UV rays, prevent the rash from spreading within the thighs and minimize skin flare-up.

Preventative measures to avoid inner thigh rash

  • Practice the below simple tips to avoid being a victim of inner thigh rashes, they include:
  • Wear loose clothing: tight fitting clothes cause irritation of the skin and restrict air circulation within the thighs.
  • Avoid cycling for long hours.
  • For swimmers, avoid swimming in contaminated waters.
  • During hot, humid conditions apply antiperspirants between your thighs to reduce excess sweating.
  • To people with allergy, avoid substances and foods that cause allergies such as nuts and chemical substances.
  • Apply talcum powder after taking bath to absorb excess moisture.
  • Avoid shaving your inner thigh hairs if you can or shave using the techniques of hair removal.
  • Avoid chaffing wearing bikers shorts, bandelettes and anti-chaffing shorts
  • Wear skin friendly inners to prevent rashes
  • Avoid soaps with fragrance and chemicals. Use herbal soaps that contain calendula, lavender and tea tree oil.

Home remedies to get rid of inner thigh rash

Try any one of the below home remedies as per its availability and preference

ALOE VERA

Aloe Vera is very effective in treating skin ailments including inner thigh rash.

To use aloe Vera:

  1. Mix 1/2 cup of aloe Vera juice, 1/4 cup of freshly brewed green tea and 4 tablespoons of lavender water.
  2. Apply the mixture gently using a cotton ball over the affected thighs.
  3. Leave it to dry completely.
  4. Repeat this application 2 times in a day.
  5. Alternatively, can apply freshly extracted aloe Vera gel directly on the rash on your thighs.

BAKING SODA

Baking soda is very effective in treating inner thigh rash as it dries out the rash within few days. It also reduces swelling, inflammation and itching.

To use baking soda:

  1. Mix 3 tablespoon of baking soda and a few drops of water to make a paste.
  2. Apply the paste on the inner thigh rash
  3. After as 30 minutes, rinse with water and pat dry.
  4. Repeat this process daily until you notice improvement.

OATMEAL

The soothing and moisturizing properties of oatmeal are effective in treating the inner thigh rashes. This process is effective for children and babies.

To use oatmeal:

  1. Add 1 cup of oatmeal to the bathwater.
  2. Soak in it your thighs for 30 minutes.
  3. Wash normally and pat dry.
  4. Repeat the process 2 times in a day.

TURMERIC

Turmeric has been used for ages to treat many skin ailments such as eczema. To get rid of the rash on thighs use organic turmeric in the process

To use Turmeric:

  1. Mix 3 tablespoon of turmeric and 3 tablespoon of water to make a paste.
  2. Apply the paste on the affected thighs.
  3. Leave it to dry completely and rinse it off with water.
  4. Repeat the process regularly till the rash on the thigh goes away.

APPLE CIDER VINEGAR (ACV)

Apple cider vinegar (ACV) application helps to reduce inflammation, itching and pain caused by inner thigh rash.

How to use apple cider vinegar:

  1. Dip a cotton ball in apple cider vinegar.
  2. Apply it on the affected thigh
  3. Leave it to dry completely
  4. Repeat the process 3 to 4 times in a day.
  5. Alternatively, you can use white vinegar instead of apple cider vinegar.
  6. Please note that if direct application is causing unbearable burning sensation then dilute it with some water.

FURTHER REFERENCES:

  1. https://www.healthline.com/health/rash-on-inner-thigh
  2. https://www.byebyedoctor.com/inner-thigh-rash-pictures-std-causes-treatment/
  3. https://www.stdcheck.com/std-symptoms-penis-rash.php
  4. https://www.medhelp.org/posts/STDs/Herpetic-Rash-On-Thigh/show/961285
  5. https://www.healthandnaturalworld.com/rash-on-inner-thigh/