Fast Fashion is a contemporary term in the fashion industry that signifies the rapid adaptation and production of clothing collections inspired by current and emerging trends in fashion shows or celebrity culture. This category includes activewear, which is clothing designed for workouts and sports but is also worn in other casual or social settings. The term 'fashion' within this context refers to the popular or latest style of clothing, accessories, or behavior. Therefore, Fast Fashion encompasses the swift design, production, and marketing of trendy clothing and accessories, including activewear, to meet immediate consumer demand.