What is the origin of the idiom "lose one's head" and when to use it?

The origin of the phrase "lose one's head" can be traced back to ancient times, particularly to the practice of execution by beheading. Historically, beheading was a form of capital punishment used in various cultures. It can be applied to situations of extreme stress, panic, or intense pressure, such as during emergencies, high-stakes decision-making, or moments of chaos. This expression can also be used in personal relationships or conflicts, describing instances where individuals react impulsively, without considering the consequences or thinking clearly.