A posture and breathing improvement device, system, and method. The method may include performing an activity that is created using the system. The activity may be a breathing, stretching, meditation, strength, or the like, activity. The method may comprise having the user do a breathing and movement activity simultaneously. The method may comprise leading the user though the movement activity by providing a follow the target dynamic graphic. The user's current movements may also be displayed so that the user can correct in real time any deficiencies in performing the activity. After the activity is finished, the system displays to the user how the user did and allows the user to compare this to an optimal earlier created target path.