Kickboxing gets you into peak physical condition, unlike box kicking, which gets you thrown out of the post office. Shape up and ship out with this Groupon.
$29 for One Month of Unlimited Kickboxing or Martial-Arts Classes ($119 Value)
Elite Black Belt Academy
A peek into one of Elite Black Belt Academy's kickboxing classes reveals a scene full of movement: arms swing, legs kick, and fists shoot through the air. But the most dramatic activity goes on inside students' bodies, where as many as 800 calories are burned during each session. Certified black belt instructors help people of all ages achieve optimal health—they hold classes for adults, teens, and children as young as 4.