ACL Rehabilitation Explained by a Physio: Timeline, Progress, and Post-Surgery Tips

ACL Rehabilitation Explained by a Physio: Timeline, Progress, and Post-Surgery Tips

Your Complete ACL Recovery Roadmap: From Surgery to Comeback

Tore your ACL? You’re not alone. Over 300,000 ACL reconstructions happen in the US every year, but here’s the sobering truth: only 65% of people return to their pre-injury sport level.

The difference between those who make a full comeback and those who don’t? Following a proven, step-by-step rehabilitation process.

Phase 1: Recovery from Surgery (Weeks 1-6)

Controlling pain and swelling with ice and compression 

Controlling pain and swelling with ice and compression[/caption]

Your first job is damage control. Focus on:

  • Controlling pain and swelling with ice and compression

  • Getting your knee completely straight (full extension) within 2-3 weeks

  • Reaching 90 degrees of knee bending

  • Basic quadriceps exercises to wake up those sleeping muscles

  • Walking normally without crutches

Phase 2: Building Your Foundation (Weeks 6-12)

Gym-based strength training (squats, lunges, step-ups)

Once pain settles, it’s time to rebuild:

  • Gym-based strength training (squats, lunges, step-ups)

  • Balance and coordination exercises

  • Basic hopping drills

  • Swimming and cycling for cardio

  • Achieving 130 degrees of knee flexion

Phase 3: Getting Dynamic (Months 3-6)

Running progression (straight-line first)

Now we add the fun stuff:

  • Running progression (straight-line first)

  • Agility drills and cutting movements

  • Advanced jumping and landing mechanics

  • Sport-specific movement patterns

Phase 4: Return to Sport Preparation (Months 6-12)

Strength Test

The final test phase requires passing strict criteria:

  • Strength Test: 90% strength compared to your good leg

  • Hop Tests: Less than 10% difference between legs on single, triple, and crossover hops

  • Movement Quality: Perfect single-leg squats with no compensation

  • Psychological Readiness: Confidence scores showing you trust that knee again

The Reality Check
Here’s what most people don’t realize: feeling better isn’t the same as being ready. Your knee might feel “fine” at 6 months, but the graft is still maturing and your brain is still learning to trust that leg again.

Timeline Expectations

  • Minimum 9 months before return to sport

  • 12+ months is ideal for most athletes

  • 18 months recommended if you’re under 20 years old

  • Many athletes take 2+ years to reach their true pre-injury level

The “Listen to Your Knee” Rule
Throughout every phase, pain and swelling are your body’s warning system. If either increases, you’re pushing too hard. This isn’t about being tough – it’s about being smart.

Why the Process Matters
Athletes who skip steps or rush back have a 30% re-injury rate. Those who follow the complete process and pass all benchmarks dramatically reduce their risk.

The Bottom Line
ACL recovery isn’t just about time – it’s about meeting specific, measurable criteria at each phase. Your comeback depends on respecting the process, not rushing it.

Ready to ensure you’re hitting all the right markers for a bulletproof comeback? Our experienced physiotherapists specialize in evidence-based ACL recovery protocols that get you back stronger than before.

Your future athletic self will thank you for doing this right.

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Dr. April Patterson

Physiotherapist

Dr. April Patterson graduated from Bond University with a Doctor of Physiotherapy degree. April established RX Physiotherapy in 2019, where she has been dedicated to providing top-notch care to her patients.

Dr. April Patterson has a unique perspective on physiotherapy as she has personally experienced conditions such as Ehlers-Danlos syndrome, hypermobility, and temporomandibular joint (TMJ) issues. Her own struggles with these conditions have fueled her passion for understanding and treating them, allowing her to empathize with her patients on a deeper level. Dr. April Patterson is dedicated to tailoring treatments to meet the unique needs of each individual under her care.

With a commitment to ongoing professional development, Dr. April Patterson stays abreast of the latest advancements in physiotherapy, ensuring that her patients receive the most effective and evidence-based treatments available. Her holistic approach to patient care encompasses not only physical rehabilitation but also focuses on empowering individuals to manage and prevent further issues.

In her spare time you can find her hitting the gym, cooking or spending time with her two dachshund children and partner.

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Ms. Laura Flemming

Physiotherapist

Laura has been a dedicated physiotherapist for over five years, beginning her career at Wollongong Hospital before moving to Sydney, where she broadened her skills in a private practice and community setting. In this time she obtained her certification as a Level 1 Strength and Conditioning coach. Additionally, she supported junior representative soccer teams in the St George area. Now based in the Illawarra, she is looking forward to supporting new patients.

Laura’s approach centers on enhancing her patients’ quality of life through understanding their goals and intentions and providing effective pain management, manual therapy, patient education, strength training, and personalised exercise programs. Her experience includes managing acute and chronic injuries, strength and endurance training, post-operative rehabilitation, falls prevention, and neurological rehabilitation for conditions including stroke and brain injury. She implements evidence-based treatments and utilises a holistic approach aimed at empowering individuals with injury management and prevention.

In her free time, Laura can be found hiking up mountains, writing music, playing soccer, or training for the occasional triathlon or running event.

Mr. Trent Cooksley

Physiotherapist

Born and raised in Wollongong, Trent grew up immersed in sport—playing soccer for the Woonona Sharks, as well as tennis, golf, swimming, school footy, cricket, and AFL. By age 13, he had focused his attention on golf, eventually earning a place in the IAS Golf Program during his final year of high school. His talent on the course led to a scholarship to study and play college golf in Abilene, Texas, USA. It was during this time—after experiencing a few injuries and being treated by his athletic trainer—that he discovered a passion for physiotherapy. 

Trent has a strong interest in musculoskeletal and sports physiotherapy, working with clients of all ages—from kids to adults. He has a particular passion for acute injury management and supporting golfers through injury and performance. Outside of the clinic, he enjoys spending time on the golf course, catching waves, or relaxing with friends.

 

Ms. Emily Yorkston

Physiotherapist

Emily graduated at the end of 2020 and began her career in Orange, NSW, where she gained broad experience in musculoskeletal, neurological, orthopaedic, and paediatric physiotherapy. 

She developed a strong foundation in client-centred care through outreach work in rural communities and leading allied health teams. 

Emily has a particular passion for hypermobility (HSD, EDS ect), Jaw/TMJ dysfunction, and sports rehabilitation. 

She loves working with clients on long-term goals, guiding them through strength and conditioning programs that restore both function and confidence. 

After time spent travelling and expanding her life experience, Emily returns to physiotherapy with fresh energy, a deep commitment to ongoing learning, and a collaborative, team-focused approach.

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Mr Reece Nikitaras

Physiotherapist

Reece Nikitaras is deeply passionate about optimising human movement and enhancing quality of life through targeted rehabilitation and evidence-based therapeutic techniques. His journey into physiotherapy was driven by a genuine desire to help individuals overcome physical barriers and reach their full potential.

As an avid runner, Reece brings both personal insight and clinical expertise to the treatment of running-related injuries. He is particularly dedicated to helping runners recover from injury, prevent future setbacks, and elevate their performance. Reece has developed a comprehensive running assessment protocol designed to identify biomechanical inefficiencies and areas of weakness, allowing for tailored interventions that support long-term improvement and injury prevention.

Reece also holds a strong clinical interest in knee rehabilitation, with an in-depth understanding of knee biomechanics and the complex nature of knee injuries. He implements highly specialised, results-driven treatment plans to restore function and accelerate recovery in clients dealing with knee concerns.

Always eager to stay at the forefront of his field, Reece consistently seeks out new knowledge and incorporates the latest advancements in physiotherapy research into his practice. His commitment to continuous learning ensures he delivers the highest standard of care to every patient.

Outside of the clinic, Reece enjoys travelling, spending time at the beach, and playing a round of golf.