Individual or behavioral factors: These are the needs, desires, motivations, values or conflicts that we have in an individual person. For example, the rhythm of current life often brings about lifestyles less people related to lack of physical activity and poor nutrition. There are types of individual factors, such as risk (antisocial behavior, low capacity for interpersonal relationships, high search for sensations ...), protection (resilience (ability to cope with difficult situations) or high self-esteem), personality (refers to the way of perceiving oneself and the environment and speaks of the character and temperament that condition reactions to situations to which people are exposed), vulnerability (which refers to the individual's susceptibility to react with greater stress than another in the face of dangerous situations) and moderators (which are predisposing factors and can be of a behavioral, cognitive and affective demographic type).