What common condition causes redness and inflammation in the skin?

Rosacea is a common skin condition characterized by persistent redness and inflammation, often affecting the face. It typically manifests as a flushed appearance, visible blood vessels, and sometimes acne-like bumps. The redness is due to the dilation of blood vessels, which may be triggered by various factors, including stress, temperature changes, certain foods, and even skin care products.

Unlike eczema, which can cause dry, itchy patches and is often related to an allergic reaction or irritant exposure, or psoriasis, which presents as thick, scaly patches on the skin due to an accelerated skin cell production cycle, rosacea specifically leads to facial redness and is often confused with other skin issues like acne. However, acne involves the presence of comedones (clogs in pores) and is more commonly linked to hormonal factors rather than the vascular changes seen in rosacea.

Understanding rosacea's distinct characteristics helps in its management and treatment, emphasizing the importance of recognizing skin conditions accurately in cosmetology and dermatological practices.