To torch more calories than running a six-minute mile, you couldcross-country skiuphill at a crazy-fast clip.

Each energizing exercise in this mix sheds and sculpts, remaking your shape.

The trainer:Russian-born Dasha Libin (her grandfather taught kettlebells to the Soviet army!

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AmmentorpDK / Getty Images

), co-owner of Anderson Martial Arts in New York City, created this clever Kettlebell Kickboxing combo.

You’ll need:A 10- to 15-pound kettlebell ($30 and up;GoFit.net).

The plan:Warm up for five minutes (shadowbox,jump ropeyou decide).

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Then do each three-move round, performing every exercise for one minute.

Take a one-minute breather between rounds.

Try the sizzle session three times a week on nonconsecutive days.

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Rotate torso to left as you bring left knee toward right elbow.

Repeat quickly on opposite side.

Continue for 1 minute.

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Reverse movement to return to start.

Continue for 1 minute.

Lunge right leg back then stand, kicking right leg forward.

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Continue for 30 seconds.

Switch sides; repeat.

Switch sides; repeat.

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Continue, alternating sides, for 1 minute.

Lift left heel off floor, then squat.

Switch sides; repeat.

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Continue, alternating sides, for 1 minute.

Lunge back with right leg.

Stand, bringing right thigh parallel to floor.

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Bend forward, lowering arms toward floor, extending right leg behind you until parallel to floor.

Switch sides; repeat.

Continue, alternating sides, for 1 minute.

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Hold plank as you extend left foot to right side at a 45-degree angle.

Switch sides; repeat.

Continue, alternating sides, for 1 minute.

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Continue for 1 minute.

Step right leg back and to left, then explode upward, swinging leg in a circle.

Switch sides; repeat.

Continue, alternating sides, for 1 minute.