| muscle: | Hamstrings, Quadriceps, Glutes |
|---|---|
| auxiliary muscles: | Adductors, Lower Back, Calves |
| required: | Exercise Ball |
| optional: | Kettlebells (2), Backpack, Dumbbells (2) |
| level: | Challenging |
| type: | Strength |
Isometric Exercises For The Abs
| muscle: | Hamstrings, Quadriceps, Glutes |
|---|---|
| auxiliary muscles: | Adductors, Lower Back, Calves |
| required: | Exercise Ball |
| optional: | Kettlebells (2), Backpack, Dumbbells (2) |
| level: | Challenging |
| type: | Strength |