Medically reviewed by Susan Bard, MD A rash under your breast may commonly be caused by warm temperatures, friction, or excess moisture. Sometimes, bacterial and fungal infections, eczema, allergic ...

Heat Rash Causes Elliott says that heat rash is caused by blockage or inflammation in the eccrine sweat ducts, which are all over your body, These ducts help with sweat production, which cools you ...

If you notice a rash or blisters along with right-side chest pain, call your doctor promptly, Bauman advises. There are anti-viral treatments for shingles, but they need to be started early.

There are many causes of right-side pain under the armpit, including muscle strain, infections, or skin conditions. In some cases, it may indicate a more severe condition, such as cancer.

Fifth disease, or slapped cheek syndrome, can cause a bright red rash on one or both cheeks while the rest of the face is pale. On darker skin, it may be harder to see. Fifth disease mainly ...

These lesions typically develop on the chest, back, or midsection of the body. Though the exact Grover’s disease causes are unknown, it may be triggered by heat, sweating, prolonged sun exposure ...

Primary Source JAMA Oncology Source Reference: Darwish T, et al "An atypical rash on the chest" JAMA Oncol 2023; DOI: 10.1001/jamaoncol.2022.6126.

Your chest might seem like an unlikely spot for a yeast infection, but summer's high temperatures make the undersides of the breasts warm and damp, which creates an ideal environment for the more ...