Intertrigo - Symptoms, Causes & Treatment
By ScanSkinAI Editorial Team✓ Reviewed for medical safetyLast updated June 2026
Inflammation occurring in body folds where skin rubs together, creating a moist environment. Common in skin folds under breasts, in the groin, or between fingers and toes.
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Quick Answer
Intertrigo is an inflammatory skin condition that develops in body folds where skin rubs together, such as under the breasts, in the groin, or between fingers and toes. The trapped moisture, heat, and friction create a red, raw-looking rash that may burn or itch. While it often starts as simple chafing, this damp environment can occasionally lead to yeast or bacterial infections. Managing intertrigo involves keeping the affected area clean and dry, using barrier creams, and reducing friction. If it becomes painful or spreads, see a doctor.
Symptoms
- Red, raw-looking rash
- Burning or itching
- Macerated (softened) skin
- Oozing
- Unpleasant odor if infected
- Common in body folds
Causes & Risk Factors
- Friction
- Moisture
- Heat
- Obesity
- Diabetes
- Secondary infection (yeast, bacteria)
Treatment & Management
- Keep area dry
- Barrier creams
- Antifungal or antibacterial if infected
- Absorbing powders
- Weight loss if applicable
- Separation of skin folds
When to See a Doctor
If rash doesn't improve with home care, becomes painful, or spreads
Frequently Asked Questions
What does intertrigo look and feel like?
A typical intertrigo rash looks red and raw, appearing strictly in areas where skin touches skin. The skin might look softened or macerated from excess moisture. You will likely feel burning, itching, or general discomfort when the skin rubs together. If a secondary infection is present, it might ooze or have an unpleasant odor.
Why do I keep getting rashes in my skin folds?
Skin folds naturally trap warm heat and moisture, which softens the top layers of your skin over time. When these softened surfaces constantly rub against each other, friction causes irritation. This is normal but becomes more common if you sweat heavily, exercise in tight clothing, live in a hot climate, manage diabetes, or carry extra weight.
How can I treat a moisture rash at home?
The most important step in treating intertrigo is keeping the affected skin completely clean and dry. You can wash with a gentle cleanser, pat the area completely dry, and apply a barrier cream or absorbing powder to reduce friction. Placing a soft, absorbent cotton cloth between the skin folds can also help keep the area separated and dry.
Wait, can a friction rash turn into a yeast infection?
Yes, it frequently does. The warm, dark, and moist environment of a skin fold is the ideal breeding ground for yeast and bacteria. If your simple friction rash suddenly becomes intensely itchy, develops small red bumps around the edges, oozes, or produces a strong odor, it has likely become infected and may need targeted over-the-counter or prescription treatments.
How can I stop chafing under my breasts or in my groin?
Prevention relies on minimizing moisture and skin-on-skin friction. Wear loose, breathable, moisture-wicking fabrics, especially during warmer weather or workouts. Applying antiperspirants, barrier ointments, or drying powders to your skin folds before continuous physical activities can help. After showering or sweating, take extra care to thoroughly dry these areas.
Is getting intertrigo a sign of poor hygiene?
No, intertrigo is not caused by being dirty. It is purely a physical reaction to trapped body heat, moisture, and friction. Anyone can develop it, including elite athletes who just happen to sweat heavily. While keeping the skin clean is an essential part of the healing process, developing the underlying condition is completely normal.
When should I see a doctor for a skin fold rash?
You should seek medical advice if the rash does not improve after a few days of keeping the area dry and using over-the-counter barrier creams. It is especially important to see a healthcare professional if the rash becomes very painful, spreads significantly, oozes fluid, or produces a bad smell, as these are clear signs of an infection.
How can ScanSkinAI help me check my skin fold rash?
ScanSkinAI allows you to take pictures and track redness, irritation, and the general appearance of your skin fold rashes over time. While our AI tool can be a helpful screening aid to visually document your symptoms, it cannot diagnose intertrigo or an infection. Always consult a healthcare provider for an accurate medical diagnosis and proper treatment.
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Medical References
Information on this page is sourced from and verified against reputable medical resources:
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Medical Disclaimer: This information is for educational purposes only and is not intended as medical advice. The content on this page should not be used to diagnose or treat any health problem. Always consult with a qualified healthcare professional for proper medical evaluation, diagnosis, and treatment of your condition.