Stability and exercises balls are the latest craze in the world of fitness. Despite the trend aspect of a work-out with an over-sized ball, it can be used in a variation of fitness programs: cardiovascular training, Pilates, yoga, weight-training and in personal training sessions. If you’ve been thinking about adding a little fun bounce to your work-out routine, review these facts on exercises balls:

-Exercise balls vary in diameter from 20 to 24 inches.

-Stability balls are popular because they are expensive.

-The cost of exercise balls ranges from $15 to $60; however, the average cost is $20

- Individuals over 5-foot-7 may require a larger diameter balance ball.

-Exercise balls are a fundamental aspect of core fitness or Pilates training

-Regardless of one’s size, shape or age, balance balls can be used by anyone (senior citizens, professional athletes, overweight, recreational exercisers and even children).

-Innumerous fitness instructors include stability balls as an aspect of functional or core training program. (Core/function training concentrates on stabilizing the trunk or "core" muscles that are parallel to the spine or attached to the spine. These core muscles include: abdominal gluteus muscles and pelvic).

-Any part of the body can be exercised in any angle with the aid of an exercise ball (chest, arms, legs, upper body, shoulders, and the abdominals).

-The key to using a stability ball is by enabling the body to compensate for the instability of the ball. As a result, a range of both small and large muscle groups are exerted in order to maintain balance.

-Balance balls represent improved flexibility, performance, strength while streamlining mobility, agility and coordination. Moreover, the exercise ball helps improve the body’s alignment – which makes for better posture.