Fitness classes are structured group workouts led by an instructor. They can vary in style, including yoga, Zumba, spinning, and Pilates, catering to different fitness levels and preferences. These classes often focus on improving strength, flexibility, and cardiovascular health while providing a motivating environment. Participants typically follow a set routine, which may include warm-ups, main exercises, and cool-downs. Fitness classes can be found in gyms, community centers, and online platforms, making them accessible to a wide audience. They promote social interaction and accountability, helping individuals stay committed to their fitness goals.