The essay aims to show there is a large extent that personality traits influence pathological gambling but also other factors whereas, the dimensions of the Five-Factor model can explain it. Pathological gambling (PG) is defined as an impulse-control disorder that people failed to resist the need for gambling which then seriously affect their personal, family and work life. PG can cause many impacts including financial issues, disruptions of personal relations with friends and family and even may lead to commit in crimes. This prevalent issue is affecting around 0.1-5.8% worldwide in 2016 and being considered as an important public health concern, and thus, it is important to learn about the causes and how treatment may be considered to prevent people have PG.