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Exercises
Exercises
Reverse Crunches
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In one line
Lower-abdominal crunch bringing the pelvis toward the ribs; also listed as a hip-flexor exercise.
Detail
The reverse crunch is listed both as an abdominal (rectus abdominus, external oblique) exercise and as an exercise for the hip flexors. It is an intermediate-level abdominal/oblique selection. Performed on an abs board or hanging from a chin-up bar (Cybex bench).
Key facts
- Primary: Rectus Abdominus; Secondary: External Oblique, Internal Oblique.
- Also listed as a hip-flexor exercise.
- Intermediate abdominal selection.
Connections
- rectus-abdominis — primary trunk flexor.
- external-oblique / internal-oblique — assist.
- hip-flexors — also trains the hip flexors.
SourceReference manual
p.64p.280p.564p.748
Cited authorities in source: Yessis (1992).
Educational content only — not medical advice. Always consult a qualified professional for individualized guidance, especially around injury, pregnancy, or medical conditions.
Explore related topics
Atlas Connections
External Oblique
The largest, most superficial flat abdominal; flexes the trunk and rotates it toward the opposite side.Hip Flexors
The 4 major hip flexors — iliopsoas, rectus femoris, tensor fascia lata, sartorius — plus secondary flexors.Internal Oblique
A flat abdominal sandwiched between the external obliques and transversus; its fibers run at right angles to the external oblique and it twists the trunk to the same side.Rectus Abdominis
The "abs"; a long strap-like trunk flexor split into left/right halves by the linea alba.Intensity
The amount of weight (resistance) lifted — also shaped by speed, reps, sets, rest interval, and workout duration.