The psychological aspects of bluffing in gambling involve understanding the dynamics of deception, risk, and strategy. Bluffing requires a player to read opponents' behavior and emotions while managing their own to maintain credibility. It also taps into concepts like confidence and intimidation, as successful bluffing can influence others' decisions. The interplay of fear and the thrill of uncertainty adds to the psychological complexity, as players navigate their own impulses and the potential reactions of others.