Why do i blush for no reason? i'm convinced i have rosacea? could that be it?

Flush : Some patients are predisposed to flushing and blushing especially those with fair skin. Rosacea patients also frequently flush and blush in addition to getting pimples on the central part of the face.

See below: People with resacea usually look like they are blushing all the time. The redness is intensified in heat, when drinking wine or being embarrassed. If it bothers you, see a dermatologist for diagnosis.