Understanding and Treating Stress Rash

2. Causes of Stress Rashes

Whatever the appearance or location of skin irritation, it could be deemed a stress rash if the primary trigger is stress. In addition to hives or worsening eczema flareups, stress rashes can also worsen acne, causing the skin to break out in pimples. Acute emotional distress or chronic worry trigger stress rashes because they adversely affect the immune system and increase levels of stress hormones like cortisol.