This Pilates-inspired ab workout takes 15 minutes, so I decided to try it out and see if I could build a stronger midsection without going to a class.
Fit&Well on MSN
All you need to target the deep core muscles is four moves and a resistance band, says this certified personal trainer
Kendter says: “Adding a mini band around the feet increases anti-rotation and anti-lateral-flexion (where the core muscles ...
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