Rosacea is very common nowadays. It is a skin disease of adults which is also called as adult acne. It is usually a facial rash creating a visible redness and sometimes pimples and blusters. It starts from the center of the face. But nose, eyes, eye-lids, chin and forehead can also be affected. In this world, about 45 million people suffer from this disease annually. There are many causes of rosacea. More alcoholic consumption can cause this disease and make it even worse. Heredity characteristics can also be the cause of rosacea. Foods with high histamine and spices can also cause rosacea. Sun exposure can be problematic when your skin is extra sensitive. In some people, it is seen that anxiety and stress cause this problem of very severe type. There are many types of rosacea. People mix this disease with acne. Make sure that it is not acne because proper diagnosis is very necessary for a proper treatment. Blood vessels dilate in rosacea and are visible on skin. They cause discomfort and loss of confidence.