///// PRIMARY MUSCLES WORKED

ABS
- External oblique
- Rectus abdominis
- Internal oblique

QUADS
- Rectus femoris
- Vastus intermedius
- Vastus lateralis
- Vastus medialis

///// SECONDARY MUSCLES WORKED

SHOULDERS
- Anterior deltoid
- Middle deltoid
- Posterior deltoid

CALVES
- Gastrocnemius, lateral head
- Gastrocnemius, medial head
- Soleus