Working out using proper form. An attractive young woman working her core muscles by balancing on a bosu-ball - Stock Photo & Image

Getting a full-body workout. An attractive young woman working her core muscles by balancing on a bosu-ball

Work hard - stay fit. A young woman using a bosu ball for a workout

Working out using the proper techniques. An attractive young woman working her core muscles by balancing on a bosu-ball

Form is important when working out. A young woman standing on a bosu-ball while working out

A young woman standing on a bosu-ball while working out.

She follows a strict fitness plan. An attractive young woman working out with the aid of a bosu-ball

A pretty young woman exercising on a balance board while isolated on a white background.

Her daily workout. A beautiful young woman standing on a bosu-ball while working out

Focused on her technique. An attractive young woman doing lunges on a bosu-ball

Reaching towards a higher level of fitness. A young woman balancing on a bosu-ball

Sport woman exercising with a purple pilates ball and dumbbells. Isolated on a white background. Studio shot

Shes increasing her core strength through balance. An attractive young woman balancing on a bosu-ball while working out

Shes striving for an improves fitness level. A young woman balancing on a bosu-ball

Reaching towards the next level of fitness. A young woman balancing on a bosu-ball

Peak physical condition is just a few more workouts away. A young woman sitting on a bosu-ball while exercising

Perfecting her balance. Full length studio shot of an attractive woman doing balance exercises isolated on white

Working hard to improve her fitness. A young woman sitting on a bosu-ball while exercising

Foam rollers and fitness. A young woman standing and using a foam roller while isolated on white

Working towards an athletic body. A young woman working out using a bosu-ball

Taking steps to improve her fitness. A smiling young woman doing aerobics on an aerobic step against a white background

She loves staying fit. Portrait of a young woman lying sideways on a bosu-ball