How do you use the special down on Wii Fit trainer?

How do you use the special down on Wii Fit trainer? By pressing Down B, Wii Fit Trainer takes deep breaths for a time, and a circle surrounding her will close in on a pink circle on her center. If Down B is pressed again right as the circle reaches the circumference of the pink circle, her attacks are augmented for 7 seconds, making them deal more damage.

By pressing Down B, Wii Fit Trainer takes deep breaths for a time, and a circle surrounding her will close in on a pink circle on her center. If Down B is pressed again right as the circle reaches the circumference of the pink circle, her attacks are augmented for 7 seconds, making them deal more damage.