> ## Documentation Index
> Fetch the complete documentation index at: https://movement.mantavyam.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Weighted single-leg 45-degree hip extension

> Novice · Dynamic · Unilateral. Strength

<video controls playsInline preload="none" poster="/images/exercises/e1cl.jpg" src="https://firebasestorage.googleapis.com/v0/b/calistree.appspot.com/o/exerciseVideos%2Fe1cl%2Fe1cl-264.mp4?alt=media&token=8fbd203d-e886-44d0-b1ff-7205a684237c" className="w-full aspect-square rounded-xl" />

Also known as: Weighted one-leg Roman chair hip extension, Weighted single-leg hyperextension.

| | |
| - | - |
| **Difficulty** | Novice |
| **Velocity** | Dynamic |
| **Symmetry** | Unilateral |
| **Athlete** | Lau |
| **Video length** | 32 s |

<Info>
  **Logging:** Weight used on one side. Repetitions done on one side.
</Info>

## Muscles

<div className="rounded-2xl border border-gray-200 dark:border-gray-800 px-5 pt-4 pb-1 my-6">
  <div className="flex items-center gap-2 font-semibold" style={{color: "#c8102e"}}><Icon icon="dumbbell" color="#c8102e" size={18} /> Strength</div>

  <div className="max-w-md mx-auto my-4">
    <div className="relative w-full">
      <img src="https://mintcdn.com/openmovement/6MqOY9401y9_GkuQ/images/muscle-map/body.svg?fit=max&auto=format&n=6MqOY9401y9_GkuQ&q=85&s=f51e7c4f06c31ba86e1b6bbd192d6d4d" alt="" noZoom className="block w-full m-0" width="1538" height="1340" data-path="images/muscle-map/body.svg" />

      <svg viewBox="0 0 406.99026 354.43411" className="absolute inset-0 w-full h-full" role="img" aria-label="Strength muscle map">
        <g fill="#c8102e" stroke="#7f1d1d" strokeWidth="0.15">
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          <path d="M308.21,240.97 308.51,240.10 308.72,239.20 308.83,238.10 308.82,237.11 308.65,235.65 307.95,231.92 307.74,230.31 307.55,227.89 307.55,224.64 307.87,220.92 308.33,217.78 309.60,210.48 309.99,207.49 310.26,204.49 310.42,201.47 310.44,196.95 310.22,192.43 309.88,188.96 308.91,189.67 307.29,190.50 305.56,191.11 301.39,192.25 301.30,192.27 300.79,192.43 300.19,192.63 299.60,192.85 297.29,193.84 295.67,194.74 295.15,199.80 294.80,204.58 294.64,208.14 294.42,216.32 294.22,219.81 294.02,222.02 293.18,229.33 292.99,232.47 292.99,234.68 293.09,236.43 293.37,238.74 293.68,240.46 294.53,237.54 295.02,236.10 295.18,235.64 295.34,235.19 295.51,234.74 295.48,234.83 296.09,235.58 296.97,234.45 297.93,232.99 298.76,231.45 299.48,229.86 300.31,227.75 301.21,225.07 301.19,226.29 301.25,227.32 301.44,228.34 301.69,229.07 302.04,229.79 302.72,230.79 305.02,233.34 306.15,234.71 306.09,234.26 306.34,236.01 306.73,238.03 307.23,240.09 307.77,241.84ZM301.12,215.71 301.13,214.66 301.30,192.27ZM301.21,225.07 301.21,225.00 301.21,225.07ZM301.08,214.99 300.93,215.92 300.88,216.23ZM320.04,191.72 319.81,195.44 319.75,198.46 319.79,201.47 319.95,204.49 320.22,207.49 320.61,210.48 321.87,217.78 322.34,220.92 322.66,224.64 322.66,227.89 322.47,230.31 322.25,231.92 321.55,235.65 321.39,237.11 321.37,238.10 321.44,238.89 321.78,240.39 322.43,241.84 322.98,240.09 323.48,238.03 323.86,236.01 324.12,234.26 324.06,234.71 325.19,233.34 327.23,231.10 327.96,230.13 328.35,229.44 328.69,228.59 328.92,227.58 329.01,226.55 329.00,225.07 329.90,227.75 330.72,229.86 331.45,231.45 332.28,232.99 333.23,234.45 334.12,235.58 334.73,234.83 334.69,234.74 334.86,235.19 335.03,235.64 335.19,236.10 335.67,237.54 336.52,240.46 336.92,238.16 337.16,235.85 337.24,233.52 337.18,231.42 336.92,228.29 336.18,222.02 335.98,219.81 335.79,216.32 335.56,208.14 335.41,204.58 335.06,199.80 334.54,194.74 332.92,193.84 330.61,192.85 330.01,192.63 329.41,192.43 328.90,192.27 328.81,192.25 324.64,191.11 322.92,190.50 321.30,189.67 320.32,188.96ZM328.99,225.00 329.00,225.07 329.00,225.07ZM329.08,214.66 329.08,215.71 328.90,192.27ZM329.27,215.92 329.12,214.99 329.32,216.23Z" fillOpacity="0.9" />

          <path d="M103.21,178.07 104.05,180.39 104.48,182.09 104.80,184.13 104.99,186.20 105.09,188.97 105.13,192.41 105.03,203.88 105.18,205.58 105.55,206.96 105.83,205.60 106.52,203.00 107.38,200.45 108.38,197.94 109.47,195.47 113.73,186.39 121.61,169.29 125.45,160.72 123.41,161.91 122.03,162.98 120.77,164.36 118.50,167.36 117.69,168.32 116.70,169.33 115.64,170.26 111.70,173.29 108.61,175.87 107.26,176.82 106.30,177.33 105.38,177.69 104.30,177.94ZM99.14,206.14 99.33,205.02 99.41,203.59 99.31,191.26 99.38,187.58 99.50,185.51 99.72,183.45 100.11,181.42 100.60,179.68 101.22,178.10 99.65,177.94 98.15,177.54 96.68,176.82 95.34,175.87 92.80,173.73 88.86,170.70 87.25,169.33 85.84,167.85 83.57,164.85 82.35,163.42 81.44,162.57 80.84,162.12 79.13,161.08 82.82,169.29 90.70,186.39 94.97,195.47 96.06,197.94 97.05,200.45 97.91,203.00 98.61,205.60 98.89,206.96ZM309.00,242.14 309.46,240.14 309.67,238.10 309.67,236.23 309.42,232.50 309.37,230.68 309.39,228.86 309.56,226.14 310.12,221.62 311.46,213.77 311.97,210.27 312.56,204.99 312.82,201.46 312.97,197.92 312.99,196.16 312.98,194.39 312.89,191.23 312.69,188.08 312.65,187.54 311.71,187.02 310.94,187.96 309.88,188.96 310.22,192.43 310.44,196.95 310.42,201.47 310.26,204.49 309.99,207.49 309.60,210.48 308.33,217.78 307.87,220.92 307.55,224.64 307.55,227.89 307.74,230.31 307.95,231.92 308.65,235.65 308.82,237.11 308.80,238.59 308.66,239.50 308.32,240.68 307.77,241.84 308.45,243.70ZM317.30,199.69 317.64,204.99 318.23,210.27 318.74,213.77 320.09,221.62 320.65,226.14 320.81,228.86 320.84,230.68 320.78,232.50 320.52,236.70 320.53,238.10 320.61,239.12 320.75,240.14 321.07,241.65 321.76,243.70 322.43,241.84 321.89,240.68 321.54,239.50 321.40,238.59 321.39,237.11 321.55,235.65 322.25,231.92 322.55,229.51 322.68,227.08 322.62,223.83 322.46,221.97 322.20,219.87 320.77,211.53 320.40,208.99 319.95,204.49 319.79,201.47 319.76,196.95 319.99,192.43 320.32,188.96 319.26,187.96 318.50,187.02 317.56,187.54 317.35,190.44 317.24,193.60 317.22,196.16ZM92.63,241.12 93.06,243.16 93.47,243.91 93.64,244.81 93.55,245.85 93.19,246.96 93.26,249.47 93.94,249.17 94.57,248.77 95.13,248.27 95.60,247.70 96.14,246.75 96.89,244.97 97.86,243.11 98.22,242.20 98.48,240.74 98.59,237.84 98.90,234.45 98.85,232.64 98.66,231.18 98.15,233.63 97.51,235.94 96.92,237.64 96.04,239.61 95.36,240.62 94.91,241.03 94.49,241.27 94.00,241.41 93.60,241.43 93.07,241.33ZM111.37,243.16 111.80,241.12 111.36,241.33 110.84,241.43 110.43,241.41 109.94,241.27 109.52,241.03 109.07,240.62 108.40,239.61 107.51,237.64 106.92,235.94 106.29,233.63 105.78,231.18 105.58,232.64 105.54,234.45 105.84,237.84 105.96,240.74 106.21,242.20 106.57,243.11 107.55,244.97 108.30,246.75 108.83,247.70 109.31,248.27 109.86,248.77 110.49,249.17 111.17,249.47 111.24,246.96 110.88,245.85 110.79,244.81 110.96,243.91Z" fillOpacity="0.4" />

          <path d="M308.20,148.00 314.20,152.00 314.20,112.00 308.20,120.00ZM322.00,148.00 322.00,120.00 316.00,112.00 316.00,152.00Z" fillOpacity="0.4" />
        </g>
      </svg>
    </div>
  </div>

  <Columns cols={2}>
    <Card title="Primary"><ul className="not-prose list-none p-0 mt-2 mb-0 space-y-1.5"><li className="flex items-center gap-2"><span className="inline-block w-2 h-2 rounded-full shrink-0" style={{background: "#cc2742"}} />Glutes</li><li className="flex items-center gap-2"><span className="inline-block w-2 h-2 rounded-full shrink-0" style={{background: "#cc2742"}} />Hamstrings</li></ul></Card>
    <Card title="Secondary"><ul className="not-prose list-none p-0 mt-2 mb-0 space-y-1.5"><li className="flex items-center gap-2"><span className="inline-block w-2 h-2 rounded-full shrink-0" style={{background: "#e299a6"}} />Hip adductors</li><li className="flex items-center gap-2"><span className="inline-block w-2 h-2 rounded-full shrink-0" style={{background: "#e299a6"}} />Spine</li></ul></Card>
  </Columns>
</div>

<Accordion title="Individual muscles" icon="list">
  * Gluteus maximus
  * Semitendinosus
  * Semimembranosus
  * Biceps femoris (long)
  * Spinalis thoracis
  * Longissimus thoracis
  * Iliocostalis
</Accordion>

## Equipment

<div className="not-prose" style={{display: "grid", gridTemplateColumns: "repeat(auto-fill, minmax(10rem, 1fr))", gap: "0.75rem"}}><a href="/collections/equipment/kettlebell" className="flex flex-col rounded-xl border border-gray-200 dark:border-gray-800 overflow-hidden no-underline text-gray-900 dark:text-gray-100 hover:border-gray-400 dark:hover:border-gray-600"><div className="bg-white flex items-center justify-center p-3" style={{height: "8.5rem"}}><img src="https://mintcdn.com/openmovement/vLNdve7XPAGUwV8u/images/equipment/q00t.webp?fit=max&auto=format&n=vLNdve7XPAGUwV8u&q=85&s=731907fab05527a8e5baf30fe9ef02a4" alt="Kettlebell" noZoom className="m-0 w-full h-full object-contain" width="265" height="153" data-path="images/equipment/q00t.webp" /></div><span className="px-3 py-2.5 text-sm font-medium leading-snug border-t border-gray-200 dark:border-gray-800">Kettlebell</span></a><a href="/collections/equipment/dumbbell" className="flex flex-col rounded-xl border border-gray-200 dark:border-gray-800 overflow-hidden no-underline text-gray-900 dark:text-gray-100 hover:border-gray-400 dark:hover:border-gray-600"><div className="bg-white flex items-center justify-center p-3" style={{height: "8.5rem"}}><img src="https://mintcdn.com/openmovement/vLNdve7XPAGUwV8u/images/equipment/q00o.webp?fit=max&auto=format&n=vLNdve7XPAGUwV8u&q=85&s=478f60b337034fa9a6daa4f415cf58fa" alt="Dumbbell" noZoom className="m-0 w-full h-full object-contain" width="244" height="147" data-path="images/equipment/q00o.webp" /></div><span className="px-3 py-2.5 text-sm font-medium leading-snug border-t border-gray-200 dark:border-gray-800">Dumbbell</span></a><a href="/collections/equipment/roman-chair" className="flex flex-col rounded-xl border border-gray-200 dark:border-gray-800 overflow-hidden no-underline text-gray-900 dark:text-gray-100 hover:border-gray-400 dark:hover:border-gray-600"><div className="bg-white flex items-center justify-center p-3" style={{height: "8.5rem"}}><img src="https://mintcdn.com/openmovement/vLNdve7XPAGUwV8u/images/equipment/q056.webp?fit=max&auto=format&n=vLNdve7XPAGUwV8u&q=85&s=c35057d4d11c3296871a4fae1a8081ce" alt="Roman chair" noZoom className="m-0 w-full h-full object-contain" width="385" height="303" data-path="images/equipment/q056.webp" /></div><span className="px-3 py-2.5 text-sm font-medium leading-snug border-t border-gray-200 dark:border-gray-800">Roman chair</span></a></div>

## Appears in

<div className="not-prose rounded-2xl border border-gray-200 dark:border-gray-800 px-5 py-4 flex flex-col gap-4"><div style={{display: "flex", flexWrap: "wrap", gap: "0.5rem 1rem", alignItems: "baseline"}}><div className="flex items-center gap-2 font-medium text-gray-900 dark:text-gray-100" style={{flex: "0 0 10rem"}}><Icon icon="dumbbell" size={16} /> Strength</div><div style={{flex: "1 1 18rem", display: "flex", flexWrap: "wrap", gap: "0.5rem"}}><a href="/collections/strength/spine" className="inline-flex items-center gap-1.5 rounded-full border border-gray-200 dark:border-gray-700 px-3 py-1 text-sm text-gray-700 dark:text-gray-300 no-underline hover:border-gray-400 dark:hover:border-gray-500">Spine</a><a href="/collections/strength/hamstrings" className="inline-flex items-center gap-1.5 rounded-full border border-gray-200 dark:border-gray-700 px-3 py-1 text-sm text-gray-700 dark:text-gray-300 no-underline hover:border-gray-400 dark:hover:border-gray-500">Hamstrings</a><a href="/collections/strength/glutes" className="inline-flex items-center gap-1.5 rounded-full border border-gray-200 dark:border-gray-700 px-3 py-1 text-sm text-gray-700 dark:text-gray-300 no-underline hover:border-gray-400 dark:hover:border-gray-500">Glutes</a><a href="/collections/strength/hip-adductors" className="inline-flex items-center gap-1.5 rounded-full border border-gray-200 dark:border-gray-700 px-3 py-1 text-sm text-gray-700 dark:text-gray-300 no-underline hover:border-gray-400 dark:hover:border-gray-500">Hip adductors</a></div></div><div style={{display: "flex", flexWrap: "wrap", gap: "0.5rem 1rem", alignItems: "baseline"}}><div className="flex items-center gap-2 font-medium text-gray-900 dark:text-gray-100" style={{flex: "0 0 10rem"}}><Icon icon="person" size={16} /> Joint movements</div><div style={{flex: "1 1 18rem", display: "flex", flexDirection: "column", gap: "0.5rem"}}><div className="flex flex-wrap items-center gap-2"><span className="text-sm text-gray-500 dark:text-gray-400 w-20">Hip</span><a href="/collections/joint-movements/hip-extension" className="inline-flex items-center gap-1.5 rounded-full border border-gray-200 dark:border-gray-700 px-3 py-1 text-sm text-gray-700 dark:text-gray-300 no-underline hover:border-gray-400 dark:hover:border-gray-500"><span className="inline-block w-2 h-2 rounded-full" style={{background: "#c8102e"}} />extension</a></div><div className="flex gap-4 text-xs text-gray-500 dark:text-gray-400"><span className="inline-flex items-center gap-1.5"><span className="inline-block w-2 h-2 rounded-full" style={{background: "#c8102e"}} /> trains</span><span className="inline-flex items-center gap-1.5"><span className="inline-block w-2 h-2 rounded-full" style={{background: "#1e88e5"}} /> stretches</span></div></div></div></div>

## Regressions

<Columns cols={3}>
  <Card title="Single-leg 45-degree hip extension" img="https://mintcdn.com/openmovement/SN5nrEvaqbFZeIGA/images/exercises/e1cj.jpg?fit=max&auto=format&n=SN5nrEvaqbFZeIGA&q=85&s=f2960ca9b836a24a5b19297a0676e2c4" href="/exercises/single-leg-45-degree-hip-extension-e1cj" width="320" height="320" data-path="images/exercises/e1cj.jpg">Novice</Card>
  <Card title="Weighted 45-degree hip extension" img="https://mintcdn.com/openmovement/SN5nrEvaqbFZeIGA/images/exercises/e1ck.jpg?fit=max&auto=format&n=SN5nrEvaqbFZeIGA&q=85&s=65947ae48bb428b9e2030ddbb6e64bfb" href="/exercises/weighted-45-degree-hip-extension-e1ck" width="320" height="320" data-path="images/exercises/e1ck.jpg">Novice</Card>
</Columns>

## Variations

<Columns cols={3}>
  <Card title="Single-leg 45-degree hip extension" img="https://mintcdn.com/openmovement/SN5nrEvaqbFZeIGA/images/exercises/e1cj.jpg?fit=max&auto=format&n=SN5nrEvaqbFZeIGA&q=85&s=f2960ca9b836a24a5b19297a0676e2c4" href="/exercises/single-leg-45-degree-hip-extension-e1cj" width="320" height="320" data-path="images/exercises/e1cj.jpg">Novice</Card>
  <Card title="45-degree hip extension" img="https://mintcdn.com/openmovement/SN5nrEvaqbFZeIGA/images/exercises/e1ci.jpg?fit=max&auto=format&n=SN5nrEvaqbFZeIGA&q=85&s=47f0befaaf90ea26d85441cedc722246" href="/exercises/45-degree-hip-extension-e1ci" width="320" height="320" data-path="images/exercises/e1ci.jpg">Beginner</Card>
  <Card title="Weighted 45-degree hip extension" img="https://mintcdn.com/openmovement/SN5nrEvaqbFZeIGA/images/exercises/e1ck.jpg?fit=max&auto=format&n=SN5nrEvaqbFZeIGA&q=85&s=65947ae48bb428b9e2030ddbb6e64bfb" href="/exercises/weighted-45-degree-hip-extension-e1ck" width="320" height="320" data-path="images/exercises/e1ck.jpg">Novice</Card>
</Columns>

<Accordion title="View Similar Exercises" icon="shuffle">
  <Columns cols={3}>
    <Card title="Weighted Roman chair back extension" img="https://mintcdn.com/openmovement/SN5nrEvaqbFZeIGA/images/exercises/e1cy.jpg?fit=max&auto=format&n=SN5nrEvaqbFZeIGA&q=85&s=9d2edf5a0407b7076ab11b9ac0395fe4" href="/exercises/weighted-roman-chair-back-extension-e1cy" width="320" height="320" data-path="images/exercises/e1cy.jpg">Novice</Card>
    <Card title="Weighted Roman chair back extension with twist" img="https://mintcdn.com/openmovement/SN5nrEvaqbFZeIGA/images/exercises/e1cp.jpg?fit=max&auto=format&n=SN5nrEvaqbFZeIGA&q=85&s=7a4fae1bac2b04be3d6b17a114569566" href="/exercises/weighted-roman-chair-back-extension-with-twist-e1cp" width="320" height="320" data-path="images/exercises/e1cp.jpg">Novice</Card>
    <Card title="Jefferson curl" img="https://mintcdn.com/openmovement/vLNdve7XPAGUwV8u/images/exercises/e00i.jpg?fit=max&auto=format&n=vLNdve7XPAGUwV8u&q=85&s=c49093e58fca120abe31f49565114639" href="/exercises/jefferson-curl-e00i" width="320" height="320" data-path="images/exercises/e00i.jpg">Novice</Card>
    <Card title="Good morning" img="https://mintcdn.com/openmovement/NshFvDFu3JkKMedy/images/exercises/e0h2.jpg?fit=max&auto=format&n=NshFvDFu3JkKMedy&q=85&s=88c61ac1e23122193a711fc98d57ced5" href="/exercises/good-morning-e0h2" width="320" height="320" data-path="images/exercises/e0h2.jpg">Novice</Card>
    <Card title="Weighted slanted quarter pistol squat" img="https://mintcdn.com/openmovement/C5MvCdZlQGzP5T4h/images/exercises/e19y.jpg?fit=max&auto=format&n=C5MvCdZlQGzP5T4h&q=85&s=ac2c6d0923dacfd87671bf2e99691a87" href="/exercises/weighted-slanted-quarter-pistol-squat-e19y" width="320" height="320" data-path="images/exercises/e19y.jpg">Novice</Card>
  </Columns>
</Accordion>

<Note>
  Want to log this exercise? Open it in [Calistree](https://calistree.app/datasheet/weighted-single-leg-45-degree-hip-extension-e1cl). Text and images are used under [CC BY-NC-ND 4.0](https://creativecommons.org/licenses/by-nc-nd/4.0/); the video plays from the original source.
</Note>


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