Sirius Fitness in Tampa City offers a great workout experience, especially with private training and group sessions. The trainers are passionate about helping clients achieve their fitness goals and provide personalized attention. The facility is clean, well-maintained, and equipped with the latest technology. A great feature is the cold plunge and sauna for recovery and prevention of inflammation. One concern is the variable working hours, which might be inconvenient for some clients. For example, there are fewer hours on Tuesdays and Thursdays. But overall, Sirius Fitness seems to be a well-organized and customer-focused gym, with a strong sense of community.