Dumbbell Single Stiff Leg Deadlift

Dumbbell Single Stiff Leg Deadlift Exercise Description

The Dumbbell Single Stiff Leg Deadlift (often called the single‑leg RDL) is a unilateral hip‑hinge that emphasizes the posterior chain. Primary movers are the gluteus maximus and hamstrings, with assistance from the spinal erectors to maintain a neutral spine. The gluteus medius/minimus and deep core work to keep the pelvis level and resist rotation while you balance on one leg. Because the knee stays softly flexed—not locked—the motion comes from pushing the hips back and then extending the hip to stand tall. This exercise is useful for building controlled hip extension strength, improving hinge mechanics, and enhancing single‑leg balance and trunk stability.

Muscle Groups: Glutes, Hamstrings, Hips
Target Muscles: Biceps Femoris - Long Head, Gluteus Maximus, Semimembranosus, Semitendinosus
Assisting Muscles: Adductor Magnus
Stabilizing Muscles: Gluteus Medius, Gluteus Minimus, Longissimus, Quadratus Lumborum, Transversus Abdominis
Body Area: Lower Body
Body Parts: Hips, Legs, Upper Legs
Body Surface: Back
Body Symmetry: Unilateral
Equipment: Dumbbell
Exercise Patterns: Hinge
Exercise Type: Strength
Functional Grouping: Hip Extensors, Knee Flexors
Joint Involvement: Multi-joint
Muscle Location: Glutes, Inner Hamstring, Outer Hamstring
Movement Direction: Vertical
Muscle Position: Posterior
Gender: Female

How To Do The Dumbbell Single Stiff Leg Deadlift Exercise

‘- Stand tall with feet hip‑width. Hold one dumbbell in one hand at your side; shift weight to the opposite foot.
– Lightly bend the stance knee (soft, not locked). Create a tripod foot: heel, base of big toe, base of little toe.
– Brace your torso. Set shoulders down and back; keep a long neck and neutral spine.
– Hinge at the hips by sending the hips straight back as the torso inclines forward.
– Let the non‑stance leg extend straight behind you as a counterbalance, forming a head‑to‑heel line with your torso.
– Keep the pelvis square to the floor; avoid letting the lifted hip rotate open.
– Keep the dumbbell close to the stance‑side thigh/shin—let it travel vertically, not forward.
– Descend until your torso is roughly parallel to the floor or you feel hamstring tension without losing spinal neutrality.
– Pause briefly; maintain even pressure through the midfoot and heel.
– Drive the floor away, extend the hip, and return to standing tall without leaning back.
– Keep the stance knee tracking over the second toe throughout.
– Common faults to avoid: rounding the lower back, locking the knee, reaching the weight forward, or twisting through the pelvis.

Dumbbell Single Stiff Leg Deadlift Tips

‘- Shift your weight onto the stance leg before you start the hinge.
– Keep the stance knee softly bent—never locked.
– Maintain a tripod foot with heel, base of the big toe, and base of the little toe all in contact.
– Brace your torso with shoulders set down and back, a long neck, and a neutral spine.
– Initiate the movement by sending your hips straight back as your torso inclines forward.
– Let the non-stance leg extend straight behind you to form a straight head-to-heel line with your torso.
– Keep your pelvis square to the floor; avoid letting the lifted hip rotate open.
– Keep the dumbbell close to the stance-side thigh and shin so it travels vertically, not forward.
– Descend only until your torso is roughly parallel to the floor or you feel hamstring tension without losing a neutral spine.
– Pause briefly at the bottom while maintaining even pressure through the midfoot and heel.
– As you rise, drive the floor away, extend the hip, and return to standing tall without leaning back.
– Keep the stance knee tracking over the second toe throughout the movement.
– Avoid rounding your lower back, locking the knee, reaching the weight forward, or twisting through the pelvis.

Dumbbell Single Stiff Leg Deadlift Beginner Introduction

The Dumbbell Single Stiff Leg Deadlift is a one‑legged hip‑bend using a dumbbell held on one side of the body. The movement centers on hinging from the hips of the standing leg while the torso leans forward and the other leg extends behind as a counterweight. Because only one foot supports the body, the exercise blends strength work with a strong balance and coordination challenge.

The primary effort comes from the glutes and the backs of the thighs as they control the lowering phase and then bring the body back to an upright position. The lower back assists in holding a long, stable posture, while the core and side glutes help stop the hips from tipping or twisting. With the standing knee softly bent, the motion emphasizes the hip joint rather than a deep knee bend. Overall, this is a controlled, deliberate drill that reinforces smooth hip hinging, steady posture, and one‑legged stability.