Half Jackknife
Exercise info
| Primary muscles |  Abs |
|---|---|
| Secondary muscles | Quads · Obliques |
| Equipment |  Bodyweight |
| Movement pattern | Core |
| Rep range | 12–20 reps (one side at a time) |
15 similar exercises
Representative exercise: Half Jackknife
- Single Starfish Crunch
- V-Up
- Bicycle V-Up
- Bodyweight Lying Oblique V-Up
- Flexion Leg Sit-up (Straight Arm)
- Medicine Ball Alternating V-Up
- Dumbbell Alternate V-Up
- Dumbbell Single Arm Starfish Crunch (Beginner)
- Stability Ball V-Up Pass
- Atomic Sit-Up
- V-Sit Toe Tap
- Dumbbell V-up
- Dumbbell Lying Oblique V-up
- Band Jackknife Sit-Up
- EZ Barbell Legs Side Pull In Sit-up
Related exercises
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This information is based on our analysis of public content from evidence-based training experts in Korea and abroad. It is not a substitute for medical advice.
Weights and sets differ from person to person. The GYMKC app uses the sets you log to calculate the weight and reps for your next set.