An ACL tear can sideline any athlete, whether you’re a professional or a weekend warrior. In fact, it’s actually one of the most common sports-related knee injuries!
While tearing your ACL can happen in an instant, the impact can be immense. Many athletes opt for surgery to repair the damaged tissue, which requires months of rehabilitation to regain function. But even a minor ACL tear will require physical therapy to ensure a full recovery.
Today, the Orthopedic Sports Therapy wants to share all we can about torn ACLs so that if it ever happens to you, you’ll feel confident about your next steps.
What You Need to Know About ACL Tears
The anterior cruciate ligament (ACL) is one of four main ligaments that help stabilize the knee. It connects the thighbone to the shinbone and plays a key role in keeping the knee stable during movement.
ACL tears are especially common in sports like basketball, soccer, and football. These sports all involve key movements that increase your risk of tearing your ACL:
- Sudden stops and starts
- Quick direction changes
- Jumping and landing
Understanding Your Injury: The Grades of ACL Tear
ACL injuries are classified into three grades based on severity. Each grade comes with its own symptoms and treatment approach.
Grade 1 (Mild)
The ligament is slightly overstretched, with very small microtears in the tissue, but otherwise still intact. This is the least severe type and often heals with rest and physical therapy.
Signs to Watch Out For
- Mild discomfort or tenderness around the knee
- Slight swelling, if any
- A feeling of tightness or stiffness
- Little to no instability when walking or bearing weight
- Full range of motion is usually preserved
Grade 2 (Moderate)
The ligament is stretched to the point that it becomes loose or partially torn. This grade of tear is relatively rare, but most athletes opt for surgical repair at this point.
Signs to Watch Out For
- Noticeable pain at the time of injury
- Moderate swelling that may develop over hours
- Difficulty bearing weight on the affected leg
- Some instability or “giving way” when pivoting or walking
- Limited range of motion
Grade 3 (Severe)
This is the most severe form of an ACL injury. The ligament is completely torn or detached from the bone. This type almost always requires surgery and a structured rehabilitation program to restore knee stability and function.
Signs to Watch Out For:
- A loud pop at the time of injury
- Immediate and significant swelling within the first few hours
- Intense pain, although it may subside after the initial injury
- Inability to fully straighten or bend the knee
- Feeling like the knee is unstable or might give out during any weight-bearing activity
Physical Therapy’s Role in Managing an ACL Tear
Recovering After ACL Surgery
Even if you opt for ACL repair surgery, post-procedure rehabilitation with one of our physical therapists is essential for a full recovery. Without it, your knee may never regain full strength or stability.
Physical therapy after an ACL surgery typically includes:
- Gentle range-of-motion exercises in the early stages
- Strength training for the quadriceps, hamstrings, and hip muscles
- Balance and coordination drills
- A return-to-sport program (if applicable)
Recovery timelines can vary, but many patients need 6 to 9 months of consistent rehab.
Recovering Without Surgery
There may be situations where you can rehabilitate your torn ACL without surgery. However, physical therapy remains a crucial part of the process. Your care plan will focus on:
- Reducing pain and inflammation
- Improving range of motion
- Building muscle strength to stabilize the knee
- Enhancing balance and body mechanics
With consistent therapy, many people regain full function after a mild tear and avoid further injury.
Take the First Step Toward Recovery
Whether you’re rehabilitating from ACL surgery or managing a minor ACL tear through physical therapy, the right treatment plan can help you return to what you love. Either way, the Orthopedic Sports Therapy team is here to help! Schedule an appointment at our Tempe, AZ, Ahwatukee, AZ, and Biltmore, AZ clinic today to get started.
