A rash under the breast often results from skin irritation, an allergic reaction, or heat rash. Other causes can include viral and bacterial infections and skin disorders, such as eczema or psoriasis. Learn more about the possible causes here.
A new study in human volunteers and mice identifies which danger signaling molecules lie at the heart of skin rejuvenation pathways.
A tingling sensation on the scalp, called paresthesia, can arise for many reasons, including nerve issues, anxiety, infections, hair loss, and skin irritation. Not all types of paresthesia are unpleasant. Learn more here.