FITBODY Exercise Library · Core
Hanging Leg Lifts
Hanging leg lifts are a true test of abdominal strength and a staple in my own ab routine, going back to my days as a gymnast. Along with the more accessible hanging knee raise, they build serious core strength from nothing more than a pull up bar.
What Are Hanging Leg Lifts?
Hanging leg lifts are a strength training exercise that primarily targets the abdominal muscles. Performed by hanging from a bar and lifting your legs in a controlled manner, this exercise challenges and strengthens the core. It requires minimal equipment, usually just a pull up bar, which makes it accessible for gym goers and home exercisers alike. Along with its modified versions, the hanging knee raise and hanging crunch, it is especially useful for women looking to build real core strength and conditioning.
How to Do Hanging Leg Lifts
The hardest part is not swinging. With the women I coach, keeping the legs straight and the movement slow, with no momentum, is far more challenging than any rep count. You do not have to bring your toes all the way to the bar, just lift with control and lower with control. If straight legs are too much, bend the knees and build up from there.
What Muscles Do Hanging Leg Lifts Work?
Both hanging leg lifts and knee raises primarily target the rectus abdominis, the front of your abs, with support from the obliques and hip flexors. Research on abdominal exercises found the hanging knee raise among the most effective moves for activating the rectus abdominis and obliques. For a closer look at these muscles, see this abdominal anatomy overview. It fits right into a complete core routine for women.
See the full muscle breakdown
- Rectus abdominis: the front of the abs, the main target, which flexes the spine to lift your legs.
- Obliques: the sides of the waist, which engage more with any twisting or knee to elbow variation.
- Hip flexors: help lift the legs and are worked heavily in this movement.
- Grip, forearms, and shoulders: work to hold you on the bar, so hanging trains more than just the core.
Hanging Knee Raise and Other Modifications
The hanging knee raise, also called the hanging crunch or knee tuck, is a modified version that lets you bend your knees toward your chest instead of keeping your legs straight. It is still challenging but more accessible, which makes it a great place for beginners or anyone with lower back concerns to start.
There are also plenty of ways to add challenge as an intermediate exerciser, without jumping straight to the hardest versions:
- Knee to elbow lifts. Bring your knees up toward your elbows to bring in the obliques with a twisting motion.
- Single leg raises. Lift one leg at a time to challenge the core while improving balance and stability.
- L sit holds. Hold your legs out straight in front of you at 90 degrees, forming an L, for an isometric core and endurance challenge.
- Windshield wipers. Lift your legs, then move them slowly from side to side to hit the obliques and entire abdominal region.
- Raised leg circles. Lift your legs and rotate them in a circular motion to engage the hip flexors and lower abs.
- Weighted ankle raises. Add light ankle weights to increase resistance and build more strength.
- Controlled tempo. Slow the lowering phase to increase time under tension for more strength and muscle.
- Partial range of motion. Lift to about 45 degrees and hold to focus on the lower abs.
- Tuck raises. Bend your knees to your chest, extend your legs out at hip level, then lower, combining a knee raise and a leg extension.
Sets, Reps, and Frequency
Match your sets and reps to your level, and progress from knee raises toward straight leg lifts as you get stronger.
| Level | Sets | Reps |
|---|---|---|
| Beginner, hanging knee raise | 2 to 3 | 8 to 10 |
| Intermediate | 3 | 10 to 12 |
| Advanced, straight legs | 3 | 8 to 12 |
Include hanging leg work two to three times a week, with rest between sessions to recover. Consistency and good form matter far more than a high rep count.
Benefits of Hanging Exercises
- Deeper core activation. The instability of hanging forces your core to work harder to control your body, engaging even the deeper core muscles.
- Greater range of motion. Hanging lets your legs move through a fuller, more natural range than floor exercises, which improves the stretch and contraction.
- Less spinal compression. Unlike floor exercises, hanging lets the spine elongate, which can be easier on the back.
- Functional, full body strength. Hanging works your grip, shoulders, and arms along with the core, and it mimics real life movements like climbing and lifting.
- Variety and easy progression. It breaks up floor based core work and scales easily, from knee raises up to straight leg lifts.
Who Should Be Careful
Hanging leg lifts are an advanced exercise and not right for everyone.
- Lower back strain. Done with poor form or too much swinging, they can put undue stress on the lower back.
- Grip strength. They demand real grip strength, which can be the limiting factor before your abs even tire.
- Not for every level. They can be too much for beginners or anyone with certain injuries, so build up with knee raises first, and check with a professional if you have back or shoulder concerns.
Common Mistakes to Avoid
- Swinging and using momentum. Lift and lower with control rather than swinging your legs, or the core stops doing the work.
- Arching the lower back. Keep your core braced and avoid letting your back hyperextend at the bottom of the hang.
- Going too fast. A slow, controlled tempo is far more effective than fast, sloppy reps.
- Ignoring grip fatigue. If your grip gives out before your abs, use straps or start with knee raises rather than sacrificing form.
Hanging Leg Lift FAQs
What muscles do hanging leg lifts work?
Hanging leg lifts primarily target the rectus abdominis, the front sheet of your abs, and research on abdominal exercises found the hanging knee raise among the most effective moves for activating it. They also work the obliques along your waist, the hip flexors that lift the legs, and to a lesser extent the lower back. Because you are hanging from a bar, your grip, forearms, and shoulders work hard too. So it trains far more than just the abs. That full body demand is part of what makes it such a powerful core exercise.
Are hanging leg lifts good for beginners?
Full straight leg hanging leg lifts are an advanced move, so most beginners are better off starting with the hanging knee raise. Bending your knees toward your chest shortens the lever and makes the movement much more manageable while still challenging the abs. Grip strength is often the first thing to give out, so building that up matters too. As your core and grip get stronger, you can progress toward straight legs. Start where you are and build gradually rather than forcing the hardest version.
What is the difference between a hanging leg lift and a hanging knee raise?
The main difference is whether your legs stay straight. In a hanging leg lift, you keep your legs straight and raise them until they are about parallel to the floor, which is very demanding. In a hanging knee raise, you bend your knees and bring them up toward your chest, which shortens the lever and makes it more accessible. Both target the same core muscles, the knee raise is simply an easier, beginner friendly version. Many women start with knee raises and work toward straight leg lifts over time.
How often should I do hanging leg lifts?
For most women, including hanging leg lifts or knee raises two to three times a week works well. Give yourself rest between sessions so your muscles can recover and get stronger, since overtraining the core is counterproductive. As with any exercise, consistency and good form matter far more than cramming in a lot of reps. Pair them with other core and full body work for balanced strength. Build up gradually rather than doing too much too soon.
References
- Escamilla, Rafael F., et al. “Electromyographic Analysis of Traditional and Nontraditional Abdominal Exercises: Implications for Rehabilitation and Training.” Physical Therapy, vol. 86, no. 5, 2006, pp. 656-671, pubmed.ncbi.nlm.nih.gov/16649890.
- Escamilla, Rafael F., et al. “Core Muscle Activation During Swiss Ball and Traditional Abdominal Exercises.” Journal of Orthopaedic and Sports Physical Therapy, vol. 40, no. 5, 2010, pp. 265-276, doi.org/10.2519/jospt.2010.3073.
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I’m Julie Lohre, an IFBB Fitness Pro and certified personal trainer and nutrition specialist. For more than 20 years I have helped women over 40 get stronger, leaner, and more confident through personalized online coaching built around their real lives.