| muscle: | Lower Back, Rectus Abdominis, Obliques |
|---|---|
| auxiliary muscles: | Trapezius, Deltoids, Glutes, Serratus Anterior, Latissimus Dorsi |
| required: | Exercise Ball |
| level: | Challenging |
| type: | Strength |
Variations Of Jackknife On Exercise Ball, One-Legged
| muscle: | Lower Back, Rectus Abdominis, Obliques |
|---|---|
| auxiliary muscles: | Trapezius, Quadriceps, Hamstrings, Glutes |
| required: | Nothing |
| optional: | Fitness Mat, Seat |
| level: | Normal |
| type: | Strength |
| muscle: | Rectus Abdominis, Obliques, Glutes |
|---|---|
| auxiliary muscles: | Abductors, Trapezius, Hamstrings, Lower Back, Adductors |
| required: | Nothing |
| optional: | Weight Cuffs, Bench, Seat, Exercise Ball |
| level: | Normal |
| type: | Strength, Cardio |
| muscle: | Rectus Abdominis |
|---|---|
| auxiliary muscles: | Triceps, Hand Flexors, Hand Extensors, Latissimus Dorsi, Trapezius, Lower Back, Deltoids, Obliques, Hamstrings, Glutes |
| required: | Towel |
| level: | Normal |
| type: | Strength |
| muscle: | Lower Back, Rectus Abdominis, Glutes |
|---|---|
| auxiliary muscles: | Triceps, Deltoids, Obliques, Hamstrings |
| required: | Nothing |
| optional: | Fitness Mat |
| level: | Hard |
| type: | Strength |
| muscle: | Rectus Abdominis |
|---|---|
| auxiliary muscles: | Obliques, Quadriceps, Hamstrings, Glutes, Trapezius, Lower Back, Deltoids |
| required: | Nothing |
| optional: | Towel |
| level: | Normal |
| type: | Strength |
| muscle: | Triceps, Rectus Abdominis |
|---|---|
| auxiliary muscles: | Trapezius, Lower Back, Deltoids, Obliques, Hamstrings, Glutes |
| required: | Nothing |
| optional: | Fitness Mat |
| level: | Normal |
| type: | Strength |
| muscle: | Rectus Abdominis |
|---|---|
| auxiliary muscles: | Obliques, Quadriceps, Hamstrings, Glutes, Trapezius, Lower Back |
| required: | Nothing |
| optional: | Fitness Mat |
| level: | Easy |
| type: | Strength - isometric |
| muscle: | Adductors, Abductors, Glutes, Rectus Abdominis, Obliques |
|---|---|
| auxiliary muscles: | Hamstrings, Shins, Trapezius, Lower Back |
| required: | Nothing |
| optional: | Fitness Mat |
| level: | Normal |
| type: | Strength, Plyometrics, Cardio |
| muscle: | Biceps, Triceps, Rectus Abdominis |
|---|---|
| auxiliary muscles: | Trapezius, Lower Back, Deltoids, Obliques, Quadriceps, Hamstrings, Glutes |
| required: | Nothing |
| optional: | Towel |
| level: | Challenging |
| type: | Strength - isometric |