felice bettenbender, personal trainer and USA Boxing coach, joins d*FIT with two new adrenaline-charged workouts,
box*d and
d*rill. get acquainted with the heavy bag, speed bag and contact mitts while you learn the art of the punch for building strength and endurance in
box*d. power and agility supersets are the mark of
d*rill, a new addition to
10buckbody that will have you bootcamp-breathless.
see the January group training schedule >