A ballet performance can look light as air, but the work behind it is intensely physical. Professional dancers may rehearse for 5 to 8 hours a day, moving through jumps, turns, lifts, floor work, pointe work, and long run-throughs that demand power and control. That kind of training does not run well on tiny portions or food rules. Ballerinas need steady energy, strong muscles, healthy bones, sharp focus, and enough fuel to recover before the next class. The real “ballerina d