Core Beginner
Rank #45 of 100
Crunch
A short-range spinal flexion that isolates the rectus abdominis — a simple, accessible ab builder.
- Equipment
- None
- Focus
- Brace and control
Muscles worked
- Abs
How to do it well
- 1 Curl the ribs toward the hips, not the neck.
- 2 Avoid yanking on the head.
- 3 Pause and squeeze at the top.
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Bicycle Crunch
A rotational crunch alternating elbow to opposite knee, combining flexion with rotation to hit the obliques.
Abs Obliques Hip Flexors
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Russian Twist
A seated rotation, feet hovering, that twists the torso side to side to train the obliques and anti-rotation control.
Obliques Abs
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Side Plank
A lateral plank balanced on one forearm and the side of the foot, targeting the obliques and lateral core.
Obliques Quadratus Lumborum Shoulders