Plank From Knees
Plank From Knees Exercise Description
The Plank from Knees is a forearm plank variation that reduces load by shortening the lever between the knees and shoulders. It trains the trunk to resist extension and rotation while maintaining a neutral spine, building foundational core stability for daily movement and more advanced planks. Primary muscles include the rectus abdominis, transverse abdominis, and obliques, with contribution from the gluteals to control pelvic position and the serratus anterior and shoulder stabilizers to support the shoulder girdle. Because the knees remain on the floor, it allows you to focus on alignment, breathing, and full-body tension without excessive lumbar strain. Aim for a straight line from knees through hips, ribs, and shoulders, keeping the neck in line with the torso. This is a controlled isometric hold emphasizing quality positioning over duration.
- Muscle Groups: Abs, Core, Obliques, Waist
- Target Muscles: External Obliques, Internal Obliques, Rectus Abdominis, Transversus Abdominis
- Assisting Muscles: Gluteus Maximus
- Stabilizing Muscles: Gluteus Medius, Infraspinatus, Serratus Anterior, Subscapularis, Trapezius - Lower Fibers
- Body Area: Upper Body
- Body Parts: Core, Torso
- Body Surface: Front, Side
- Body Symmetry: Bilateral
- Equipment: Bodyweight
- Exercise Patterns: Other
- Exercise Type: Strength
- Functional Grouping: Core Stabilizers, Trunk Flexors, Trunk Lateral Flexors, Trunk Rotators
- Joint Involvement: Other
- Muscle Location: Deep Abs, Deep Side Abs, Side Abs, Stomach
- Movement Direction: Other
- Muscle Position: Anterior, Lateral
- Gender: Female
How To Do The Plank From Knees Exercise
‘- Set a mat on the floor. Kneel and place forearms down, elbows directly under shoulders, forearms parallel, hands relaxed.
– Position knees hip-width apart. Tuck toes or keep them flat—whichever helps you maintain alignment.
– Walk the knees back until your body forms a straight line from knees to head.
– Gaze slightly ahead of your hands; keep the neck neutral.
– Press forearms firmly into the floor and “push the ground away” to engage the serratus anterior; avoid shrugging.
– Lightly brace the abdominal wall as if preparing for a gentle cough; bring ribs in line with pelvis.
– Squeeze glutes to help maintain a neutral pelvis; avoid sagging or excessive tucking.
– Keep hips level; do not pike up or let the low back arch.
– Breathe steadily through the hold; do not hold your breath.
– To finish, gently lower the hips and sit back to the knees before coming upright.
Plank From Knees Tips
‘- Place elbows directly under your shoulders with forearms parallel and hands relaxed to create a solid base.
– Set your knees hip-width apart, then walk them back until you form a straight line from knees to head.
– Keep your gaze slightly ahead of your hands so your neck stays neutral and in line with your torso.
– Press your forearms firmly into the floor and “push the ground away” to engage the serratus anterior without shrugging.
– Lightly brace your abdominal wall as if preparing for a gentle cough to help bring your ribs in line with your pelvis.
– Squeeze your glutes to help maintain a neutral pelvis and avoid letting the hips sag or excessively tucking them.
– Keep your hips level and avoid piking up or letting your low back arch to maintain a straight line through your body.
– Breathe steadily throughout the hold and avoid holding your breath.
– Focus on holding a controlled, high-quality position rather than maximizing duration.
Plank From Knees Beginner Introduction
The Plank from Knees is a forearm-based plank variation where the knees stay grounded, shortening the body lever and easing overall intensity compared with a full plank. With the weight shared between the knees and forearms, the exercise centers on steady, controlled holding rather than movement. The body typically forms a long diagonal line from the knees through the hips and ribcage to the shoulders, with the head following the same gentle slope. This setup creates a stable position for practicing calm breathing and even muscle engagement across the body.
This plank style targets the abs, deep abs, and side abs, while the glutes assist in steadying the hips. Muscles around the rib cage and shoulders also contribute to supporting the upper body. Because the hold challenges the midsection to resist sagging, arching, or twisting, it lays groundwork for everyday tasks that require a strong center, as well as for progressing to more demanding plank versions. The emphasis stays on controlled alignment and full-body tension rather than chasing longer and longer holds.