When it comes to the term "BUFF EXPRESS", there are several synonyms that can be used to convey a similar meaning. One possible alternative is "fitness enthusiast", which refers to individuals who are passionate about physical exercising and maintaining a healthy lifestyle. Another synonym is "gym rat", a term frequently used to describe someone who spends significant amounts of time working out at the gym. Additionally, "exercise aficionado" can be used to describe someone who has a deep knowledge and enthusiasm for physical activities. These synonyms capture the essence of someone who is dedicated and committed to fitness, aptly describing the "BUFF EXPRESS" persona.