A lean, sculpted back is definitely sexy -- just check out celebrities like Angelina Jolie who walk the red carpet in their slinky plunge-back numbers. A strong back is also essential for good posture, which not only makes you look, but also feel, better.

Try these five moves that target and tone up your back to give you that sensual back view.

1. Cobra

Targets: Lower back
Reps: 8

1. Lie facedown on the floor with your arms at the sides, palms down.
2. Slowly lift chest off the floor, raising arms up and back and legs off the floor at the same time. Hold for 3 counts then lower to starting position.

2. Dumbbell shrug

Targets: Upper back
Reps: 8

1. Stand straight with your feet hip-width apart, knees slightly bent, arms at your sides holding a dumbbell in each hand, palms facing in.
2. Slowly raise your shoulders up toward your ears, keeping elbows straight. Hold for 3 counts then lower to starting position.

3. Lying row

Targets: Back
Reps: 8

1. Lie chest down on a bench, holding a dumbbell in each hand.
2. Slowly lift dumbbells to your sides, bending elbows, until your upper arms are parallel to the floor. Return to starting position.

4. Overhead press

Targets: Upper back
Reps: 8

1. Stand with your feet hip-width apart, holding a dumbbell in each hand. Raise your arms to shoulder height, elbows bent 90 degrees with palms facing forward.
2. Slowly raise weights above your head, keeping your shoulders down and abs tight. Hold for 1 count then slowly lower back to start.

5. Bent-over row

Targets: Back
Reps: 8

1. Kneel over a bench by resting right knee and hand on the bench for support, with your torso parallel to the floor. Place left foot on the floor, knee slightly bent and hold a dumbbell in your left hand.
2. Lift dumbbell up towards your ribs and lower back to start. Repeat and switch sides.