Red mark under breast

So tonight whilst breastfeeding i found this mark under my breast.  my forst reaction was ringworm but havent been around cats or anyone else with it and…

Rash under breast: Causes, treatments, and more

images.whattoexpect.com/dfa508b6-a23e-4571-975e-f8

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Blistery rash on breast, looked like an allergic reaction but now it has crusted

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What is this rash under my breast? I am currently on 40mg of accutane and I do get sweaty in this region. Is it a sweat rash? : r/Dermatology

What Causes a Rash on the Breast?

What Causes a Rash on the Breast?

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Rash Under Breast: Causes, Treatment, and Prevention

DermTV - How to Treat Under Breast Rashes & Infections [DermTV.com

Under boob soreness, fungal or sweat rash or what? How can I stop this? Powder? Cream? Please help! : r/PlusSize

pimples/ rash on underboobs. : r/bigboobproblems

Intertrigo rash under elderly woman's breast - Stock Image - M180

Mastitis Australian Breastfeeding Association