Allergies, yeast overgrowth, skincare products, and even drool can all lead to neck rashes in babies. While an inflamed neck rash can be alarming ... what's causing the red, bumpy, scaly, or ...

There are numerous potential causes for red ... rash forms in areas where your skin rubs together, like your armpits, or where clothing rubs against the skin. In infants, it can form around the neck.