Maximum Medical Improvement vs. Athletic Performance

Maximum Medical Improvement Doesn’t Always Mean Maximum Athletic Performance

An injured athlete or worker may eventually hear an important phrase from a doctor, insurance carrier, attorney, or workers’ compensation professional: maximum medical improvement, commonly shortened to MMI.

At first, the term can sound like the recovery process is complete.

It is easy to assume that “maximum” means the person has recovered maximum strength, endurance, mobility, and athletic ability. But that is not necessarily what MMI means.

A person can be medically stable while still being far from previous levels of strength, conditioning, speed, agility, work capacity, or sport-specific performance.

That distinction matters for competitive athletes, recreational athletes, tactical professionals, injured workers, and anyone whose occupation requires demanding physical activity.

At PUSH as Rx, the goal after an injury is not simply to ask, “Does it still hurt?”

The better question is:

What can this person safely and consistently do now—and how does that compare with what their sport, occupation, or lifestyle actually requires?

What Does Maximum Medical Improvement Mean?

Maximum medical improvement is primarily a medical and medico-legal concept, not an athletic-performance measurement.

The exact legal definition varies by jurisdiction and claim type.

In the Texas workers’ compensation system, an injured employee generally reaches MMI when the injury has improved as much as reasonably expected or when the statutory MMI date is reached. Texas generally establishes statutory MMI at 104 weeks after temporary income benefits begin to accrue, subject to certain exceptions.

This definition is important because it describes the expected course of material recovery from the compensable injury.

It does not automatically answer questions such as:

• Can the athlete sprint at full speed?
• Can the worker repeatedly lift 50 pounds during an eight-hour shift?
• Has muscular endurance returned?
• Is single-leg stability normal?
• Can the athlete cut, jump, land, pivot, or change direction safely?
• Can the patient tolerate repeated high-intensity efforts?
• Has cardiovascular conditioning returned?
• Is the athlete psychologically confident performing the previously injured movement?
• Can the athlete perform sport-specific skills at game speed?
• Can a firefighter, police officer, construction worker, warehouse employee, or military service member tolerate the demands of the job?

Those are functional and performance questions.

They require a different level of assessment.

Medical Stability Is Not the Same as Maximum Performance

Imagine a soccer player who suffered a significant hamstring injury.

Several months later, the athlete may have:

• Little or no pain while walking
• Normal daily activities
• Nearly normal range of motion
• Stable clinical findings
• No need for additional major medical intervention

From a medical standpoint, the injury may be stable.

But now, let’s put that athlete on the field.

• Can the athlete accelerate from a standing position?
• Can the athlete sprint repeatedly?
• Can the athlete decelerate and change direction?
• Can the injured leg produce force similar to the other leg?
• Can the player complete an entire practice without symptoms or abnormal compensation?
• Can those movements be repeated while fatigued?

Those questions reveal why recovery from an injury and restoration of athletic performance are not identical endpoints.

Modern return-to-sport research recognizes this distinction.

A major international consensus on return to sport describes recovery as a continuum progressing from return to participation to return to sport and finally to return to performance. The authors specifically cautioned against relying only on time after injury and recommended objective physical examination findings, functional testing, psychological readiness, biological healing, and sport-specific considerations (Meredith et al., 2020).

That final stage—return to performance—is often where strength and conditioning become especially important.

MMI Does Not Necessarily Mean Treatment Is Finished

Another misconception is that MMI automatically means no additional care can ever be provided.

That is not necessarily true.

Texas workers’ compensation guidance specifically recognizes that an injured employee can reach statutory MMI and still require additional or continuing medical care related to the compensable injury. Reasonable and necessary treatment does not automatically end simply because MMI has been reached.

That distinction matters when residual problems remain.

For example, someone may have reached MMI yet continue to demonstrate:

• Muscle weakness
• Limited endurance
• Reduced joint mobility
• Balance deficits
• Reduced flexibility
• Poor movement coordination
• Deconditioning
• Residual neurological symptoms
• Altered movement patterns
• Difficulty tolerating repetitive work
• Difficulty reaching previous athletic capacity

What is appropriate after MMI depends on the person’s medical condition, applicable insurance rules, medical necessity, goals, and the specific legal or workers’ compensation framework involved.

MMI should therefore not be casually interpreted as “nothing more can be done.”

Return to Work Is Also Different From Return to Performance

This distinction is not limited to competitive athletes.

Consider a warehouse employee who was injured while lifting.

The worker may eventually be cleared to perform regular employment. But returning to a job does not necessarily mean that every physical capacity has returned to the pre-injury level.

Texas workers’ compensation regulations even distinguish work status from MMI. A person may be able to return to work without restrictions, but that status is not equivalent to a determination of maximum medical improvement.

For physically demanding workers, clinicians may need to consider job-specific abilities such as:

• Repetitive lifting
• Carrying
• Pushing and pulling
• Bending
• Squatting
• Climbing
• Reaching overhead
• Standing for prolonged periods
• Walking over uneven surfaces
• Handling tools
• Working under fatigue

This is where occupational rehabilitation and athletic rehabilitation begin to overlap.

Both require more than asking whether the patient has pain.

They require examining capacity.

The Difference Between Rehabilitation and Performance Restoration

Early rehabilitation usually focuses on recovering basic function after an injury.

Depending on the injury, this may include:

1. Controlling pain and irritation
2. Protecting healing tissue
3. Restoring normal joint motion
4. Improving muscular activation
5. Correcting significant movement limitations
6. Restoring basic balance and coordination
7. Gradually increasing physical activity

But an athlete’s journey should not necessarily end there.

Later rehabilitation may shift toward performance restoration.

That can include:

Strength

The athlete must progressively regain the ability to produce force.

That may involve restoring:

• Absolute strength
• Relative strength
• Single-leg or single-arm strength
• Eccentric strength
• Isometric control
• Rate of force development

Power

Strength and power are related but different.

A person may be strong in a slow, controlled exercise yet struggle to produce force rapidly during jumping, sprinting, throwing, or explosive lifting.

Muscular Endurance

A movement performed successfully once may become dysfunctional after 30 repetitions.

Fatigue can expose movement deficits that are not obvious during a short examination.

Cardiovascular Conditioning

Weeks or months of reduced activity can decrease aerobic and anaerobic fitness.

An athlete may therefore have a medically healed joint or muscle but remain unable to tolerate an entire game, match, race, practice, or work shift.

Balance and Proprioception

Proprioception is the body’s ability to recognize where a joint is positioned and control it automatically.

This matters when landing, cutting, reacting to another player, walking across unstable terrain, or changing direction rapidly.

Speed and Agility

An athlete’s sport rarely occurs at rehabilitation-room speed.

Running acceleration, deceleration, reactive agility, cutting, pivoting, and rapid changes of direction place different demands on healing tissues.

Sport-Specific Skills

Eventually, the rehabilitation environment should begin to resemble the person’s real activity.

• For one athlete, that might mean sprinting.
• For another, it may mean wrestling, jumping, throwing, kicking, cutting, or rotational power.
• For a worker, it might mean lifting, climbing, carrying, pulling, kneeling, or repeated overhead activity.

Objective Testing Helps Answer a Better Question

Instead of asking only, “Does it hurt?” a return-to-performance program can ask:

What does objective testing show?

Recent sports medicine research supports using measurable criteria when evaluating athletes for return to play.

A 2026 systematic review of 135 studies on lower-extremity muscle injuries found that strength testing, pain during sport-specific activities, range of motion, training completion, and subjective readiness are commonly considered in return-to-play decisions. The authors also emphasized that evidence varies by injury type, reinforcing the need for individualized assessments rather than one universal formula (Pecci et al., 2026).

Depending on the injury and activity, testing may examine:

• Range of motion
• Strength
• Side-to-side differences
• Balance
• Functional movement
• Jumping and landing
• Hop performance
• Acceleration
• Deceleration
• Agility
• Repeated-effort capacity
• Cardiovascular conditioning
• Sport-specific drills
• Work-specific lifting or carrying
• Symptom response after loading
• Psychological readiness

No single test determines readiness for every athlete.

The information should be considered together.

Why “I Feel Better” Is Only One Piece of the Puzzle

Pain relief is valuable.

However, pain does not measure every part of recovery.

An athlete may report little pain but still have a meaningful strength deficit.

Another athlete may have excellent strength but poor confidence when cutting on the previously injured leg.

Someone else may perform well for five minutes but lose movement control as fatigue sets in.

This is why PUSH as Rx emphasizes progressive loading and functional evaluation.

Dr. Jimenez’s discussion of how athletes can continue training safely while injured describes a staged process that moves from protection and restoration of movement to strength, conditioning, sport-specific activity, practice, and competition.

The goal is not to rush the athlete.

The goal is to progress safely while preserving as much appropriate physical capacity as possible.

A Safer Return-to-Performance Progression

Return to performance should generally be progressive rather than an abrupt jump from rehabilitation to unrestricted competition.

A practical sequence may include:

Phase 1: Restore Basic Function

Priorities may include pain control, mobility, basic muscular activation, and normal daily movement.

Phase 2: Build Foundational Strength

Resistance gradually increases as tolerated.

The athlete develops sufficient strength and control to support more demanding movement.

Phase 3: Restore Conditioning

Cardiovascular and muscular endurance are progressively rebuilt.

Phase 4: Introduce Dynamic Movement

Depending on the activity, the athlete may begin controlled running, jumping, landing, acceleration, deceleration, or multidirectional movement.

Phase 5: Develop Sport-Specific Capacity

Training becomes increasingly similar to the actual demands of competition.

Phase 6: Return to Practice

The athlete begins controlled participation with teammates, coaches, or normal training environments.

Phase 7: Return to Competition

Full participation begins when medical clearance, functional capacity, training tolerance, and appropriate readiness align.

This philosophy is consistent with the PUSH-as-Rx fitness and athletic training system, which emphasizes reactive agility, biomechanics, supervised loading, movement assessment, and sport-specific athletic development.

What About Chiropractic Care?

Chiropractic care may be one part of a broader rehabilitation strategy when clinically appropriate.

After a musculoskeletal injury, chiropractic evaluation may address joint mobility, spinal mechanics, movement restrictions, and other musculoskeletal factors that can interfere with comfortable movement.

However, restoring joint motion is not the same as rebuilding an athlete.

A comprehensive plan may also require:

• Corrective exercise
• Progressive resistance training
• Mobility work
• Neuromuscular training
• Agility drills
• Cardiovascular conditioning
• Appropriate nutrition
• Recovery strategies
• Sport-specific progression
• Medical evaluation when indicated

This multidisciplinary approach helps bridge the gap between treatment and performance.

The clinic’s discussion of supporting recovery at the cellular level in sports similarly emphasizes active rehabilitation, strength, endurance, balance, mobility, sport-specific control, and return-to-sport testing rather than automatically applying every available treatment to every athlete.

Why PUSH as Rx Fits Into This Transition

PUSH as Rx occupies an important space between the treatment room and real-world performance.

The clinic describes PUSH as Rx as a rehabilitation-focused fitness system that uses movement assessment, strength development, agility work, and progressive physical loading to help athletes recover from injury.

This environment can be especially valuable after the acute phase of treatment.

The athlete may no longer need the same level of acute injury management but may still need to rebuild:

Strength → stability → endurance → power → agility → sport-specific performance.

Similarly, occupational patients may need:

Mobility → strength → work tolerance → repetitive capacity → job-specific performance.

That progression bridges medical stability and physical readiness for real demands.

What Makes Injury Medical Chiropractic and Functional Medicine Clinic Different?

• Dr. Jimenez’s Injury Medical Chiropractic and Functional Medicine Clinic uses a multidisciplinary model that connects medical evaluation, chiropractic care, soft-tissue injury management, rehabilitation, and functional performance.
• Dr. Maria Guadalupe Cardenas, MD, a board-certified internal medicine physician, serves as Medical Director and Collaborative Physician.
• Dr. Alex Jimenez, DC, APRN, FNP-BC, CFMP, IFMCP, combines chiropractic and advanced-practice clinical perspectives, while the clinic’s nurse practitioner services include evaluating and managing musculoskeletal and soft-tissue injuries. The clinic’s public materials also describe collaboration among medical providers, chiropractors, rehabilitation professionals, therapists, and trainers.

This makes Injury Medical Chiropractic and Functional Medicine Clinic one of the few clinics in El Paso, Texas, that brings these services together in a coordinated injury-treatment and rehabilitation model.

That integration can become particularly useful when the patient’s goal extends beyond simply controlling symptoms.

An injured athlete may need medical oversight, musculoskeletal care, rehabilitation, strength training, conditioning, nutrition guidance, and a structured pathway toward competition.

An injured worker may need many of the same elements before safely handling demanding occupational tasks again.

The clinic’s About Dr. Jimenez and the multidisciplinary practice page explain how PUSH as Rx extends rehabilitation beyond the examination room into guided exercise, mobility training, and strength conditioning when acute pain has improved but full function has not yet returned.

MMI Is a Milestone—Not Automatically the Finish Line

Maximum medical improvement serves an important medical and legal purpose.

But it should not be confused with maximum human performance.

A patient can reach a medical plateau and still have room to improve conditioning, strength, movement efficiency, confidence, or sport-specific abilities. In Texas workers’ compensation cases, MMI can even occur while reasonable and necessary injury-related medical care continues.

For athletes, workers, and physically active patients, the next question becomes:

What level of function has actually been restored?

That is where rehabilitation becomes performance rehabilitation.

The goal is not merely to get someone through the injury.

The goal is to help the individual understand where they are, identify remaining deficits, progressively rebuild capacity, and make informed decisions about returning to the activities that matter to them.

Being medically stable is important.

Being ready to perform is something different.

And for many patients, MMI may mark one milestone in recovery rather than the final destination.

---

References

Herring, S. A., Putukian, M., Kibler, W. B., LeClere, L., Boyajian-O’Neill, L., Day, M. A., Franks, R. R., Indelicato, P., Matuszak, J., Miller, T. L., O’Connor, F., Poddar, S., Svoboda, S. J., & Zaremski, J. L. (2024). Team physician consensus statement: Return to sport/return to play and the team physician: A team physician consensus statement—2023 update. Medicine & Science in Sports & Exercise, 56(5), 767–775. https://doi.org/10.1249/MSS.0000000000003371

Meredith, S. J., Rauer, T., Chmielewski, T. L., Fink, C., Diermeier, T., Rothrauff, B. B., Svantesson, E., Senorski, E. H., Hewett, T. E., Sherman, S. L., Lesniak, B. P., & Panther Symposium ACL Injury Return to Sport Consensus Group. (2020). Return to sport after anterior cruciate ligament injury: Panther Symposium ACL Injury Return to Sport Consensus Group. Orthopaedic Journal of Sports Medicine, 8(6), 2325967120930829. https://doi.org/10.1177/2325967120930829

Pecci, J., van Dyk, N., Myer, G. D., & Sañudo, B. (2026). Return-to-play criteria following lower limb muscle injuries in soccer: A systematic review with evidence synthesis. Sports Medicine, 56(6), 1433–1465. https://doi.org/10.1007/s40279-026-02404-9

Texas Department of Insurance, Division of Workers’ Compensation. (2026). Workers’ compensation income and medical benefits.

Texas Department of Insurance, Division of Workers’ Compensation. (2026). Medical benefits.

Educational note: Maximum medical improvement, impairment, return-to-work status, and entitlement to benefits are legal and medical concepts that vary by jurisdiction and individual claim. This article provides general educational information and is not legal advice.