How to use gym balls: 3 best core exercises - Women's Fitness

Want to get fit and develop your core? Fit balls, a.k.a. exercise balls or gym balls, can do it all - here are the best exercises to try

How to use gym balls: 3 best core exercises - Women's Fitness

How to use gym balls: 3 best core exercises - Women's Fitness

How to use gym balls: 3 best core exercises - Women's Fitness

How to use gym balls: 3 best core exercises - Women's Fitness

How to use gym balls: 3 best core exercises - Women's Fitness