According to the official Nintendo Support patch notes, this update added:
: Perfect for beginners or those who want to work out while seated.
Fitness Boxing 3: Your Personal Trainer Review | TheSixthAxis
The sweat began to sting his eyes, but the "NSP update" revealed its true secret: a . Lin didn't just call out combos; she adjusted the intensity based on Leo’s real-time heart rate and form. When he lagged, she nudged him with encouragement; when he peaked, she pushed him into a "Shadow Boxing" boss battle that felt like a choreographed fight scene from a movie.