people that are self-conscious are more aware of their looks. 
I don't know a lot about that can you explain?
It is more of a preoccupation with oneself, as opposed to philosophical self-awareness
Like being self absorbed or just fixated on oneself?
, self-consciousness, being excessively conscious of one's appearance or manner, can be a problem at times. Self-consciousness is often associated with shyness and embarrassment, in which case a lack of pride and low self-esteem can result. In a positive context, self-consciousness may affect the development of identity, for it is during periods of high self-consciousness that people come the closest to knowing themselves objectively. Self-consciousness affects people in varying degrees, as some people are constantly self-monitoring
Self-consciousness
Self-consciousness is a heightened sense of self-awareness. It is a preoccupation with oneself, as opposed to the philosophical state of self-awareness, which is the awareness that one exists as an individual being, though the two terms are commonly used interchangeably or synonymously. An unpleasant feeling of self-consciousness may occur when one realizes that one is being watched or observed, the feeling that "everyone is looking" at oneself. Some people are habitually more self-conscious than others. Unpleasant