Why we have to clean up our face ? Well, the simple things to answer it is to keep our face to stay clean, healthy, fresh, and to avoid the growth of acne and other bacteria. Face problem isn't only as the girls problem but also as the boys problem. Acne is a problem that most often appear on face. There are several factors that led the growth of acne on face, such as : puberty, stress, pollution, less intake of vitamin a, oily skin, unhealthy eating system, less of drinking water, allergic of cosmetics, exposure to sunlight, rarely to cleaning face, frequent hand of touching face, using cigarette and drinking that consist alcohol, sleep less, and so on. However, the most commonly caused of acne growth are the factor of pollution, oily skin, and direst exposure of sunlight. And most of people ( teenagers and adults ) has acne on their face because of that factors and their habit of ...