Definition: Rosacea causes facial redness and visible blood vessels. It often presents with redness on the nose, cheeks, forehead, and chin.
Causes: The exact cause of rosacea is not known, but it may involve a combination of genetic and environmental factors. Triggers can include alcohol, spicy foods, and sun exposure.
Symptoms: Symptoms of rosacea include persistent facial redness, visible blood vessels, bumps, and eye irritation in some cases.
