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strength · bodyweight

Bicycle Crunch

Alternating knee-to-elbow crunches — obliques and abs together.

3 × 20–30 total 8 minrest 60s

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Log your sets with a rest timer and one-tap save.

Equipment
bodyweight
Rest
60s between sets
Primary muscles
obliques
Also works
core

How to do it

  1. Lie on your back, hands lightly behind head.
  2. Lift shoulders, bring right knee to meet the left elbow.
  3. Switch sides in a pedaling motion.
  4. Keep neck long, don't yank the head.

Form cues

  • Brace core
  • Full range of motion
  • Slow, controlled tempo

Common mistakes

  • Rushing reps
  • Losing tension at the top

Progressions

  • Master form → add reps → progress to harder variation

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