Chafing Skin Irritation Chub rub or chafing is a skin irritation condition that arises due to repeated friction of skin against clothing or adjacent skin surfaces. It is characterized by the formation of a red, itchy rash, present in areas that are prone to friction and repeated rubbing. While it can develop anywhere in the body, clinicians have noted a high prevalence of skin irritation in armpits, buttocks, inner thighs, and groin, etc. Chafing due to sports bras was identified in about 20% of female athletes, thus indicating how common a problem this is in players.[1] The skin irritation usually goes away with simple care steps. However, you will need to see a doctor for severe and long-lasting chafing.
Common Areas Affected by Chafing : Chafing Skin Irritation
As chafing occurs in response to the rubbing of the skin, there are certain regions that are more prone to developing chafing than others. Based on the location, chafing is commonly divided into the following types:
Thigh Chafing
Your thighs are prone to excessive rubbing; therefore, inner thigh chafing is a common issue. Frictional dermatitis of the inner thighs is commonly seen in cyclists and sportspersons which is characterized by chafing, i.e., erythematous (red), inflamed lesions that cause burning sensations.[2]
Butt Chafing
Adults and babies can suffer from chafing on the buttocks. In infants, the buttock skin grazes against diapers, leading to chafing. On the other hand, in adults, chafes is seen on the area where the bottom of the buttocks meets the thighs. Untreated chafing in babies can lead to diaper rash (diaper dermatitis). Studies conclude that diaper rash in infants is an outcome of chafed, sensitive skin being exposed to moisture.[3]
Armpit Chafing
Most individuals involved in activities with repetitive arm movements develop chafing in the armpits. Exercises like lifting weights and running can lead to chafing, thanks to the sweating (in this region) and friction.
Breast And Nipple Chafing
Overweight individuals and people with large breasts are highly likely to develop breast chafing. This phenomenon is also frequently seen in female athletes. “Runner’s/jogger’s nipples” is a nipple chafing injury extensively reported by male and female runners.
Female athletes are prone to runner’s nipples (nipple chafing).
Studies conclude that high Body Mass Index (a measure of weight) and the use of a sports bra are linked to increased occurrence of skin irritation. Moreover, a larger breast size can also contribute to frictional breast injuries, which are attributed to increased “jiggling” of breast tissues and, consequently, increased friction.[4]
Groin And Genital Chafing
Active adults and sporty youngsters are prone to developing chafing in the groin and genital region. These sensitive areas have moisture and are prone to a lot of friction due to their anatomical location. Thus, chafing is common in the groin region. However, you may also develop them on the genitals (penis and vagina). Reports suggest that long-term/repeated usage of sauna suit clothing can also contribute to painful groin chafing.[5]
Feet Chafing
You might have noticed redness and pain in your feet after getting new shoes or after standing for long periods. This is because foot chafing arises when your foot is repeatedly rubbed against shoes. The problem is more common during hot and humid weather.
What Are The Symptoms Of Chafing?
Salient features of skin chafing include erythematous (red) rash on the friction-prone areas that can itch and burn. Most individuals present with an itchy rash that can become painful and tender to the touch. Some patients have also reported having dry and flaky skin affected by the chafing. Marathon runners have reported symptoms of itching, redness, and scaling in areas of irritation.[6]
Sometimes, adults experience raised bumps (instead of a rash) in rubbed areas. These bumps are usually tender and painful. The vast majority of patients report stinging and burning sensations in the chafing region. The skin of the chafed region may also feel warmer than the neighboring normal skin.
If left unattended, the severity of the symptoms can increase. As it worsens, the chafing rash can develop into blisters, sores, and welts (itchy, raised, and skin-colored bumps). You may also notice color changes in the skin. Blisters are most commonly seen in foot chafing cases.
Many patients notice their skin turning puffy or wrinkly. There is a lot of cracking and tearing, which may be accompanied by bleeding. Pain can range from mild to severe. Secondary skin infections may develop in the irritated skin; muscle pain is not a typical feature of uncomplicated chafing and may indicate an associated condition or complication.
Complications Of Chafing
These skin irritations can cause complications if they last for a long time or appear in severe forms. The lesions in the skin folds of the groin, armpits, and breasts can get inflamed, leading to a condition called intertrigo. In earlier medical literature, intertrigo was often confused with chafing, although they are now recognized as distinct but related conditions.[7]
Chafed skin can also become infected with microbes, predisposing to secondary bacterial infections such as impetigo, particularly when the skin barrier is disrupted. It is a contagious bacterial infection that causes sores and blisters. Bacterial and fungal growth is promoted by heat and moisture. Infections can further lead to serious complications like cellulitis (a serious, fast-spreading skin infection) or antibiotic-resistant infections.
If the wound stays open for a long time, there can also be scarring, which becomes a major concern if it occurs in sensitive areas like the genitals.
What Causes Chafing Rash?
The main reason for skin chafing is repeated mechanical friction between skin surfaces or between skin and clothing, particularly in the presence of moisture.[8] The skin disorder develops in areas that are exposed to repeated rubbing. The presence of moisture worsens chafing, thereby making the skin easier to damage.
Risk Factors
Clinicians identify different risk factors that increase one’s propensity to develop chafing.
Tight Clothes
Very tight clothes that restrict the free movement of your body parts increase the chances of skin irritation. Sportswear, sauna suits, and tight undergarments (like a sports bra) are known to cause chafing. Certain fabrics, despite being loose, can cause skin irritation. Clothes like polyester, spandex, and nylon cause skin irritation by retaining/absorbing moisture (sweat) and trapping heat. Rough fabrics also contribute to chafing. Diapers can cause chafing and dermatitis in infants.
Tight clothes, like sauna suits, can increase the chances of chafing.
Hectic Activity And Frequent Exercise
Performing hectic activities like running and performing exercise frequently increases the friction between your skin. Runners suffer from excessive friction between the thighs, while weight lifters have increased friction between the arms. Horseback riders and cyclists develop saddle sores, which are painful skin irritations (chafing). Chafed nipples are common in male and female athletes.
Weather
The weather plays a crucial role in irritating your skin. Your skin easily becomes irritated in hot and humid weather because of increased sweat production.
Obesity
Obese and overweight individuals have a greater amount of skin that can rub, therefore, have higher chances of dermal (skin) irritations.
Breastfeeding
Lactating mothers also have a higher risk of chafing as nursing pads and bras can abrade delicate breast skin.
How Is Chafing Diagnosed?
You can identify minor chafing yourself. However, you should see a doctor if the symptoms are severe (affecting your quality of life) or long-lasting. Your doctor will physically examine the affected area and identify the cause of the skin irritation. He may also ask you about associated symptoms like itching, burning, and pain, etc.
In rare instances, your healthcare provider (a dermatologist) will scrape a small piece of the skin lesion (skin sample) and send it to the lab to investigate whether the lesion is infected or not. The doctor uses the edge of the scalpel to gently scrape the skin.
Differential Diagnosis
Several skin conditions have presentations similar to chafing. Jock itch is similar to chafing.
Chafing Vs Jock Itch: How to Differentiate?
Both conditions cause a red and itchy rash and are prevalent in the groin region. However, jock itch is caused by a contagious fungal infection (tinea cruris), and chafing is the outcome of friction. The table below discusses the differences in detail.
| Feature | Chafing | Jock Itch |
|---|---|---|
| Cause | Repeated friction between skin or clothing | Fungal infection (tinea cruris) |
| Contagious | No | Yes |
| Rash appearance | Red, irritated skin without a defined border | Ring-shaped rash with a raised, scaly edge |
| Itching | Mild to moderate | Often intense |
| Pain or burning | Common, especially with movement | Less common |
| Skin scaling | May occur in later stages | Common |
| Moisture involvement | Worsens with sweat and humidity | Thrives in warm, moist areas |
| Response to rest | Improves with reduced friction | Persists without antifungal treatment |
| Treatment approach | Barrier protection and friction reduction | Antifungal medications |
Chafing Treatment
For minor chafing, you can adopt simple steps for a complete resolution of the symptoms. However, for non-resolving and severe chafing, you must visit a healthcare provider.
How To Heal Chafing With Simple Steps?
- Take rest and avoid any hectic activities that will irritate the skin.
- Change your tight/rough clothes and put on a smooth, loose attire.
- Apply aloe vera only on intact, non-broken skin to soothe irritation.
- Use petroleum jelly to heal the friction-induced scratches and cuts.
- Coat your skin with zinc oxide ointment to calm it and prevent further chafing.
- Try cold compresses soaked with Burow’s solution (aluminum triacetate solution).
- Keep the chafed skin clean and dry; antiperspirants should be avoided on broken or actively inflamed skin, as they may worsen irritation.
Medicines
For inflamed and infected skin lesions, your dermatologist might recommend any of the following medications:
Topical medications: Anti-fungal or anti-bacterial creams can cure the infection and alleviate symptoms. Steroid preparations (such as hydrocortisone) are reserved for cases with significant inflammation and should not be used on infected or broken skin, especially in skin folds, without medical advice.
Oral medications: Your healthcare provider may also advise oral antibiotics or antifungals to treat the infection.
Recovery Time For Chafing
You will have to be patient as recovery usually takes a few days. If it doesn’t go away within a few days, consult a doctor!
How To Prevent Chafing?
You can adopt the following steps to minimize your chances of getting chafing:
- Wear clothes and undergarments that fit properly. If you have a history of chafing, avoid thick and rough clothes.
- Athletes must find the right sports gear for cycling, biking, etc.
- Sportspersons can use athletic tape and pads to prevent friction.
- You may also try anti-chafing skin products when indulging in hectic activities.
To minimize friction between skin and clothing, ongoing research focuses on low-friction fabric design, including advanced textile engineering techniques.[9]
Wrapping Up
Chafing is a type of skin condition caused by the rubbing of skin with other skin or clothes. The skin irritation presents with a red, itchy rash that causes pain, burning, and stinging sensations. It arises in friction-prone areas like armpits, inner thighs, groin (and genitals), and buttocks. Butt chafing is seen in infants (due to diaper use), which can change into diaper rash. In adults, chafing is common in the inner thighs. Many female athletes report having nipple chafing (and breast chafing) due to tight sports bras.
Obesity, hectic exercise, tight clothing, and hot/humid weather are risk factors for chafing. Minor chafing can go away with rest, shifting to loose clothes, and soothing the skin (with aloe vera, petroleum jelly application, and cold compresses). However, severe symptoms need medical attention as they can cause complications. Common complications of chafing include inflammation (intertigo), infection (impetigo), and scarring. Topical medications like antibacterial/antifungal creams help treat infection, and hydrocortisone creams effectively reduce inflammation. Oral antibiotics may also be advised to treat the infection.
References
[1] Leclerc‐Mercier, S., & Kluger, N. (2025). Bra‐Related Chafing in Female Athletes.JEADV Clinical Practice.
[2] Research¹, T., & Martini, L. Inner Thigh Rashes: A Complex And Polyedric Syndrome: A Solution Obtained By the Alternance of Two Natural Emulsions With Promised Remission in Seven Days.
[3] Emesiani, C., & Nguyen, T. (2023). 42528 Subject Perception Of An Otc Healing Ointment To Prevent/Heal Diaper Rash In Infants.Journal of the American Academy of Dermatology,89(3), AB226.
[4] Brisbine, B. R., Steele, J. R., Phillips, E. J., & McGhee, D. E. (2019). The occurrence, causes and perceived performance effects of breast injuries in elite female athletes.Journal of Sports Science & Medicine,18(3), 569.
[5] Çil, Y., & Yıldız, H. (2014). Skin Abrasion and Chafing Caused by Sauna Suit Clothing.Journal of the Turkish Academy of Dermatology,8(3).
[6] Helm, M. F., N. Helm, T., & F. Bergfeld, W. (2012). Skin problems in the long‐distance runner 2500 years after the Battle of Marathon.International journal of dermatology,51(3), 263-270.
[7] Monnappa, D. (2009).Clinical and etiopathological study of intertrigo(Doctoral dissertation, Rajiv Gandhi University of Health Sciences (India)).
[8] Hsieh, C. Y., & Tsai, T. F. (2023). Friction-induced skin disorders—a review.Dermatitis®,34(4), 278-286.
[9] D’Souza, B., Kasar, A. K., Jones, J., Skeete, A., Rader, L., Kumar, P., & Menezes, P. L. (2022). A brief review on factors affecting the tribological interaction between human skin and different textile materials.Materials,15(6), 2184.