Why Do I Have Rashes under the Breast?

A rash developing on the chest or under the breast may result from an allergic reaction or skin irritation. To know more in detail about rashes under the breasts, read the below article.

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

Rash under my boobs (pic included? : r/Hashimotos

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Any large chested ladies get a rash under breast?? (Sorry - pic included)

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