Targeting your obliques, the hanging windshield wiper is an advanced exercise for strengthening your core and the twisting movement pattern of your body.
Depending on whether or not you flex your waist, the decline sit-up can either target your iliopsoas or your rectus abdominis.
The high bird dog plank is an excellent whole-body functional exercise for strengthening your core and improving your balance and coordination.
Targeting your iliopsoas, not your abs, the captain's chair leg raise is a hip flexion exercise. Your abs and obliques act as important stabilizers.
The one-leg push-up, which targets your lower pecs and obliques, puts your body out of balance, thus forcing the recruitment of more stabilizer muscles.
Work your iliopsoas and other hip flexors using the lying alternating leg raise, an isolation exercise. Your abs and obliques only act as stabilizers.
Use the weighted captain's chair leg and hip raise to strengthen your core and hip flexors. If you don't have a captain's chair, just hang from a bar.
Targeting your abs and obliques, the one-leg front plank is a unilateral bodyweight exercise useful for developing the strength and stability of your core.
Targeting your iliopsoas, not your rectus abdominis, the lying straight leg raise is an isolation pull exercise that activates all hip flexor muscles.
Great for core development, the captain's chair leg and hip raise is a compound hip-and-waist-flexion exercise that targets your rectus abdominis.
A compound leg and core exercise, the stability ball jackknife targets your iliopsoas (hip flexors). Your abs contract dynamically only with waist flexion.
An advanced core exercise, use the standing ab wheel rollout only after you have mastered the walkout, front plank, and wheel rollout on your knees.