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Rotator cuff deficit: understanding your loss of strength and getting back to your activity

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What is a rotator cuff deficit?

Rotator cuff anatomy

The rotator cuff is made up of four muscles (supraspinatus, infraspinatus, teres minor, subscapularis) whose tendons wrap around the head of the humerus and provide both mobility and stability to the shoulder. A cuff deficit is a loss of strength or function in all or part of these muscles, ranging from simple functional weakness to an actual tendon tear.

Why does this deficit appear?

This deficit can result from progressive wear linked to age and repeated strain, an advanced untreated tendinopathy, or acute trauma causing a partial or complete tear of one or more tendons. In athletes, it’s most often progressive wear favoured by overhead sports practised intensively over many years.

Shoulder area in the HOPP app
Physio insight: a cuff deficit, even with a partial tear visible on imaging, doesn’t systematically mean surgery is needed: many athletes regain satisfactory function through targeted strengthening of the remaining muscles, which compensate effectively.

Which sports are affected by this deficit?

This deficit mainly affects athletes practising intensively and over time sports that load the shoulder overhead:

  • High-level swimming
  • Tennis and badminton practised intensively
  • Volleyball and handball
  • Weightlifting and weight training
  • Throwing sports
  • Jobs and sports with repetitive arm movements
Physio tip: test your strength by raising your arm to the side against light resistance: a clear weakness and trembling of the arm, compared with the healthy side, is suggestive of a rotator cuff deficit — get it confirmed by a professional.

Treating a rotator cuff deficit in rehab with a sports physio

The goal of treatment is to strengthen the cuff’s remaining tendons and muscles to compensate for the deficit, while also working on the shoulder’s overall mechanics to optimise available function.

  1. 1Reducing pain and managing load
  2. 2Shoulder and shoulder-blade mobility
  3. 3Isometric strengthening
  4. 4Progressive concentric strengthening
  5. 5Eccentric strengthening
  6. 6Rotator cuff work
  7. 7Correcting sporting technique
  8. 8Strengthening under sport-specific load
  9. 9Progressive return to your sport
  10. 10Return to competition

Why the physio’s initial assessment matters

During the initial assessment, the physiotherapist aims to identify how long the deficit has been present, its origin (progressive wear or acute trauma), the level of strength loss felt, and its impact on sporting and everyday activities.

“A deficient tendon is compensated for by the muscles that remain, not by inactivity.”

Compensatory strengthening, the cornerstone of treatment

Targeted strengthening of the cuff’s remaining muscles and the deltoid effectively compensates for the deficit in an affected tendon. Working on shoulder blade mechanics also optimises the shoulder’s overall function, often with satisfactory functional results even with a partial tear.

In brief

  • Targeted strengthening of the cuff’s remaining muscles
  • Compensatory deltoid strengthening
  • Optimising shoulder blade mechanics
  • Gradual return: mobility, then load, then sport
Guided mobility exercise in the HOPP app

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Should you rest or keep playing sport?

Total rest is generally not the best option for an established deficit: progressive, well-dosed strengthening of the remaining structures is what restores satisfactory shoulder function.

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When should you see a specialist for a rotator cuff deficit?

A medical opinion is recommended to confirm the extent of the deficit with a clinical examination and suitable imaging, particularly in the case of a sudden loss of strength following trauma, to discuss whether surgical repair might be worthwhile given your age and activity level.

The HOPP care programmes to treat your cuff deficit and get back to sport

This deficit requires targeted, progressive strengthening to optimise your shoulder’s function. HOPP offers you a precise exercise programme, allowing you to get back to your activities as quickly as possible.

Gentle shoulder stretches to maintain full mobility despite the deficit.
Shoulder and shoulder blade mobility work to optimise available function.
Targeted strengthening of the cuff’s remaining muscles and compensatory deltoid work.
A progressive, guided return to your volume of overhead movements, adapted to your residual function.

The programme runs from 3 to 9 weeks depending on the injury and ends with a reconditioning phase allowing a return to competition in the best possible conditions. Each programme is designed by the HOPP team, made up of two sports physiotherapists who are experts in assessing and treating athletes. You’ll also find theoretical content throughout your progression, so you master every aspect of your recovery and can adjust your treatment independently. If needed, our team of physiotherapists is on hand to support you.

Essential

FROM INJURY TO
BACK TO YOUR ACTIVITIES

59€

One-time payment

“AT YOUR OWN PACE WITH
DAILY ADAPTATION”

  • 100% of the treatment programme
  • Daily personalisation
  • Flexibility / Mobility
  • Strengthening
  • Proprioception
  • Progress tracking
  • Return-to-running programme
  • Theoretical content included
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Performance

Expert

PERSONALISED VIDEO-CALL
SUPPORT, ANY TIME

149€

One-time payment

“A PHYSIO
WHENEVER YOU NEED”

  • 100% of the treatment programme
  • Daily personalisation
  • Flexibility / Mobility, Strengthening, Proprioception
  • Progress tracking
  • Return-to-running programme
  • Theoretical content included
  • + 4-week return-to-play plan with 6 difficulty levels
  • + 2 video calls with an expert sports physio / return check-up
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A programme that adapts to you every day

Every day, how you feel (RPE) is factored in to automatically adjust the rest of your programme: more load if all is well, a bit less if your shoulder is complaining. This daily personalisation is what makes the difference compared to a fixed, paper-based programme.

HOPP slogan: Get back in the game

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Post-effort RPE questionnaire in the HOPP app

F.A.Q

Does the HOPP programme replace a medical consultation?

No. HOPP is a support and rehab tool designed by sports physiotherapists, but it doesn’t replace a doctor’s opinion. If in doubt, or if the pain persists, see a health professional.

Is the programme suited to all sporting levels?

Yes. Every programme is personalised to your sport, your level and how you feel each day, whether you’re a recreational athlete or preparing for competition.

Do I need surgery for this deficit?

Not systematically. Many athletes regain satisfactory function through rehab alone, with surgery mainly considered if conservative treatment fails or the deficit is very significant in a young, active athlete.

Can I keep playing sport with this deficit?

In many cases, yes, by adapting your activity and following a compensatory strengthening programme suited to your level of deficit.

Will this deficit get worse over time?

It depends on its cause. Well-conducted strengthening often stabilises shoulder function over time, even with a partial tendon tear.

Thibault Vignais, sports physio

Written by Thibault Vignais

Sports physio and osteopath, HOPP co-founder

HOPP slogan: Get back in the game