摘要 |
Disclosed herein are training devices useful for improving the agility and/or speed of a trainee, systems comprising same, and methods of improving a trainee's agility and/or speed. In one embodiment a training device comprises a first sensor operatively associated with a control mechanism, wherein the control mechanism is optionally configured to enable the device to move (a) randomly, (b) in a predetermined movement pattern, or (c) in relation to a second sensor. |