Alternating Lying Leg Raise 101 Video Tutorial
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Exercise Synopsis
Target Muscle Group
Abs
Secondary Targets
Execution
Isolation
Force Type
Core
Required Equipment
Bodyweight
Fitness Level
Intermediate
Variations
Alternatives
Timer
Hour
Minute
Second
Stopwatch
00:00:00:00
Overview
Alternating Lying Leg Raise is a bodyweight exercise that primarily targets the abdominal muscles while also engaging the hip flexors. Performed lying flat on the back, it involves lifting one leg at a time toward the ceiling in a controlled manner while keeping the other leg extended and close to the floor. This alternating motion challenges the lower abs, enhances core stability, and improves hip flexor flexibility and strength. Proper form requires keeping the lower back pressed into the floor to prevent strain, maintaining a slow and controlled tempo, and avoiding momentum to maximize engagement of the targeted muscles.
How to Perform
Lie on your back with your arms resting alongside your body and legs fully extended. Optionally, place your hands under your lower back for extra support.
Tighten your abdominal muscles and ensure your lower back stays pressed against the floor. This establishes your starting position.
Raise one leg slowly toward the ceiling, aiming for a 45–60 degree angle or as high as your flexibility permits, while keeping the opposite leg straight and relaxed on the floor.
Lower the lifted leg in a controlled manner without letting it drop quickly. This completes one repetition.
Switch legs and repeat the movement on the other side.
Continue alternating legs for the total number of repetitions desired, maintaining focus on core engagement and avoiding any arching of the lower back.
Breathe steadily throughout the exercise, exhaling as you lift the leg and inhaling as you lower it, to enhance stability and muscle activation.
★ Bonus: For exercises that involve external weights (such as dumbbells, barbells, or machines), the One Rep Max (1RM) calculator can help you estimate your maximum lifting capacity. Use it to track your strength progress and adjust your training for optimal results.
Tips
Breathe out while raising your leg and breathe in while bringing it back down.
Perform the movement deliberately and steadily to fully activate the abdominal muscles.
Keep your lower back pressed against the floor; if it starts to lift, reduce the height of your leg or bend your knee slightly.
To increase the challenge, keep the leg that remains on the floor slightly elevated instead of resting it completely.
How Not to Perform
Do not lift both legs at the same time; this shifts the focus away from the abs and strains the lower back.
Do not use momentum or swing your legs; this reduces core activation and increases risk of injury.
Do not let your lower back arch off the floor; this can cause strain and decreases abdominal engagement.
Do not hold your breath; improper breathing reduces stability and efficiency.
Do not lock your knees completely if flexibility is limited; forcing straight legs can strain the joints.
Do not rush through repetitions; fast movements waste energy and minimize muscle activation.
Do not rest the lifted leg on the floor abruptly; control the motion to maintain tension in the abs.
Do not let your arms lift off the floor if placed under your lower back; this reduces support and stability.
Do not ignore core engagement; a relaxed core shifts work to the hip flexors instead of the abs.
Variations
Variations of fitness exercises refer to different ways of performing a specific exercise or movement to target various muscle groups, intensities, or goals. These variations aim to challenge the body differently, prevent plateaus, and cater to individuals with varying fitness levels.
Alternatives
Alternative exercises in fitness refer to different movements or activities that target similar muscle groups or serve the same training purpose as the primary exercise. These alternative exercises can be used as substitutes when the original exercise is unavailable or challenging to perform due to various reasons such as equipment limitations, injuries, or personal preferences.
