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How Long to Recover from Knee Replacement?

How Physical Therapy Helps in Recovery

If you’re considering knee replacement surgery, one of the first questions that comes to mind is: how long to recover from knee replacement? While the surgery itself is usually over in a few hours, the recovery process takes time, patience, and commitment. You can also learn more about our Knee Pain Treatment options for managing discomfort before and after surgery. 

Let’s face it—we would all like to be fully recovered in one day, right? Recovery will ALWAYS take longer than anyone wants, as that is human nature. 

With the right expectations and a solid rehabilitation plan, most people return to the activities they love with far less pain than before surgery. You can check out our Services at Performance Physical Therapy to see how we help patients through every stage of recovery. 

How Long Does It Take to Walk After Knee Replacement?

How Long Is the Recovery from Knee Replacement? 

Recovery looks a little different for everyone, but here’s the typical knee replacement recovery timeline most patients follow: 

  • Hospital stay (1–3 days): Some patients even go home the same day, depending on their health and progress
  • First 2 weeks: Walking with a walker or cane, beginning gentle exercises, and focusing on pain management.
  • Weeks 3–6: Increased independence with walking, climbing stairs, and participating in structured physical therapy.
  • Months 2–3: Returning to most daily activities with less discomfort. Driving and light household chores are usually possible.
  • Months 6–12: Full recovery. By this stage, patients often feel stronger and more active than before surgery. 

So, how long is knee replacement recovery? On average, most people feel about 70–80% recovered at 3 months, but it can take up to a year for full healing and strength to return.  Learn about our Locations to find a clinic near you for ongoing support. 

It is also important to understand what is meant by ‘recovery’. For my 93-year-old mother, it might be being able to walk to the bathroom. For me, it may be running 3 miles. 

Factors That Affect Recovery Time 

Not everyone recovers at the same pace. Here are a few things that can speed up or slow down the recovery timeline after knee replacement surgery: 

  • Age and overall health: Younger, healthier patients often bounce back faster.
  • Pre-surgery strength: Stronger muscles before surgery support better outcomes after.
  • Weight: Extra weight can put more stress on the new joint, slowing progress.
  • Commitment to physical therapy: Those who stick with their therapy exercises recover quicker and with less stiffness.
  • Complications: Infections, scar tissue, or other medical issues can delay healing. 

How Long Does It Take to Walk After Knee Replacement? 

One of the first milestones after surgery is walking. Most patients stand and take a few steps with assistance on the same day as surgery. Within a week or two, most can walk short distances with a cane or walker. By 4–6 weeks, many are walking more comfortably without support. 

Still, don’t be discouraged if you’re slower — regaining a natural, pain-free gait takes time. The main thing that affects walking ‘normally’ is difficulty in fully straightening your knee, so almost everything you do during rehab should be focused on that. If you can’t fully extend your knee, you will always limp. 

What to Expect After Knee Replacement Surgery 

It helps to know what’s “normal” versus what might be a red flag during your recovery: 

  • Normal recovery signs: Swelling, stiffness, soreness, and occasional fatigue are expected in the first weeks. Yes, it is going to hurt quite a bit initially.
  • Encouraging signs: Gradual improvements in walking distance, range of motion, and reduced need for pain medication.
  • Warning signs: Sharp or worsening pain, extreme swelling, redness, or fever could indicate complications and should be checked immediately. 

Your surgeon and physical therapist will guide you through the process and help you understand what’s typical. You can also Read Reviews from patients who’ve gone through the same recovery journey. 

Tips for a Faster Recovery 

While patience is key, there are ways to make the knee replacement rehabilitation timeline smoother: 

  • Stick with physical therapy. The exercises may feel tough, but they’re the fastest way to restore mobility and prevent scar tissue from limiting your movement. Doing nothing but lying in bed is the worst thing you can do- DON’T DO THAT!
  • Manage swelling. Ice, elevation, and compression can reduce discomfort.
  • Eat well and stay hydrated. Proper nutrition supports healing and energy.
  • Use assistive devices correctly. Don’t rush to ditch your walker or cane — using them properly helps you walk safely and confidently until your muscles are ready. By the way, the cane goes on the side OPPOSITE of the knee replacement (trust me).
  • Listen to your body. Overdoing activity early can backfire and set you back. 

Average Recovery Time for Total Knee Replacement 

If you’re still wondering how long does it take to heal from knee replacement, here’s the short version: 

  • 2–3 months for most people to feel comfortable in daily routines 
  • 6–12 months for complete healing and long-term results 

Remember: the surgery isn’t just about replacing a joint, it’s about rebuilding your strength, mobility, and confidence. 

How Physical Therapy Helps in Recovery 

Physical therapy is one of the most important parts of the knee replacement recovery process. At Performance Physical Therapy in Delaware, our patients work one-on-one with experienced therapists who guide them through safe, effective exercises designed to: 

  • Improve flexibility and reduce stiffness 
  • Build strength in the quadriceps, hamstrings, and glutes 
  • Restore balance and coordination 
  • Re-train proper walking patterns to prevent new pain 

We also provide personalized strategies for pain management and at-home exercise, making the entire recovery timeline smoother. 

So, how long is the recovery from knee replacement? While most people feel much better after about three months, full recovery can take up to a year. The key to success is consistency: keep moving, follow your physical therapy program, and give your body the time it needs to heal. 

The reward is worth it — less pain, more movement, and getting back to doing the things you enjoy. 

If you want expert guidance to speed up your recovery, the Doctors of Physical Therapy at Performance Physical Therapy in Delaware are here to help. Call 302-234-2288 or visit www.pptandfitness.com to schedule your recovery consultation today. 

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Joanna

PT, DPT

Joanna earned her Doctorate in Physical Therapy from Temple University in 2009, following a Bachelor of Science in Athletic Training and Exercise Physiology from the University of Delaware. She brings a compassionate, well-rounded approach to care. As an endurance athlete, Joanna has completed marathons, Ironman triathlons, and adventure races, giving her firsthand insight into injury prevention, recovery, and performance.

Outside of work, Joanna enjoys outdoor adventures with her husband and two children, and cheering on all the Philadelphia sports teams.

Cody

PT, DPT

Cody was born and raised in Newark, Delaware and proudly served five years in the Marine Corps. After completing his service, Cody attended the University of North Carolina Wilmington, where he earned his bachelor’s degree in Exercise Science. Cody then pursued his passion for healthcare by attending the University of Delaware for his Doctorate of Physical Therapy. Outside of work Cody enjoys golfing, fishing, and staying active through regular workouts. Cody looks forward to working closely with patients to help them reach their goals.