One of the biggest questions I get from clients with arthritis is:
“How do I know when it’s time for a joint replacement?”
It’s a good question because joint replacements can be a life-saver for the right person. At the same time, I’ve also seen people rush into surgery when there were still other options available.
Today I want to give you the big picture so you can better understand how these procedures work and how I think about the decision-making process.
First, What Is a Joint Replacement?
A joint replacement (also called an arthroplasty) is a surgery where damaged joint surfaces (cartilage) are removed and replaced with artificial components made from combinations of metal, ceramic, and specialized plastics. The goal is simple:
Reduce pain and improve function.
The surgeon isn’t replacing the entire joint. They’re resurfacing the damaged portions that have been worn down by arthritis, injury, or degeneration.
Which Joints Are Replaced Most Often?
The vast majority of joint replacements are in the:
Knees and Hips
In the United States, surgeons perform roughly 700,000 knee replacements every year, making it one of the most common orthopedic procedures in the country. Hip replacements are the second most common major joint replacement. (Healthline)
Shoulder replacements are becoming more common, while ankle, elbow, wrist, and finger replacements are performed much less frequently.
Most patients undergoing hip or knee replacement are between their late 50s and early 70s, although surgeries are increasingly being performed on both younger and older individuals. (PMC)
Why Do People Need A Replacement?
The biggest reason by far is:
Osteoarthritis
Other causes include:
- Previous injuries
- Repetitive wear and tear
- Rheumatoid arthritis
- Joint deformities
- Avascular necrosis (loss of blood supply to bone)
Over time the cartilage covering the ends of the bones becomes thinner and rougher. Eventually the joint loses its smooth gliding surface. This causes a decline in quality of life and symptoms such as:
- Pain
- Stiffness
- Swelling
- Loss of motion
- Difficulty walking
- Difficulty sleeping
“How Bad Does It Need To Be Before I Get Surgery?”
Many people believe they should wait until they can barely walk before getting a replacement.
Others think they should get surgery the moment arthritis shows up on an X-ray.
I don’t think either extreme is ideal.
The decision should be based less on the image and more on your quality of life.
Some signs that surgery may be worth seriously considering include:
- Pain waking you up at night
- Difficulty walking normal distances
- Inability to participate in activities you enjoy
- Difficulty caring for yourself
- Persistent pain despite conservative treatment
- Significant loss of function and independence
Modern orthopedic guidelines generally suggest that once conservative treatments have failed and quality of life is substantially affected, delaying surgery may not provide additional benefit. (Arthritis Foundation)
When Should You Delay Surgery?
Many people hear they have arthritis and immediately think surgery is inevitable.
Not necessarily.
I often encourage clients to continue conservative treatment when:
- Pain is manageable
- Daily activities are still possible
- Strength levels can be improved
- Weight loss could substantially reduce joint stress
- Movement quality can still be improved
- The person has not yet tried a structured exercise program
A surprising number of people have severe arthritis on imaging but function quite well.
Remember: X-rays don’t feel pain. People do.
I’ve worked with clients who had terrible-looking scans but were still hiking, lifting weights, and enjoying life.
What Can You Try Before Surgery?
If your goal is to delay or potentially avoid replacement, these are the strategies with the strongest evidence:
Strength Training
This is my number one recommendation. Strong muscles absorb force before it reaches the joint.
For knees:
- Kneeling Quad Thrusts
- Split Squats
- Leg presses
- Hamstring Curl Holds
For hips:
- Glute Bridges
- Light Weight Romanian Deadlifts
- Banded Sidesteps
- Balance Exercises
Weight Loss
Every pound lost reduces force through the knees during walking and stair climbing. Even modest weight loss can make a significant difference. (The Washington Post)
Regular Movement
Movement lubricates joints and helps maintain cartilage health.
Walking, cycling, swimming, and resistance training are usually better than complete rest.
Therapy Options
Depending on the situation:
- Personal Training
- Medical massage
- Natural Topicals
- Stem Cell Injections
- PRP or prolotherapy
These don’t necessarily stop arthritis progression, but they may improve quality of life.
What Does Post-Surgery Recovery Actually Look Like?
Many people think they’ll be back to normal in a few weeks.
That’s usually unrealistic.
A general timeline looks something like:
- Week 1-2
Significant swelling
Pain management
Walking with assistance
- Weeks 3-6
Walking improves
Range of motion improves
Physical therapy becomes increasingly important
- Months 2-3
Most daily activities become easier
Strength continues improving
- Months 6-12
Ongoing gains in strength, endurance, and confidence
Joint feels more “normal”
The biggest mistake I see is underestimating the amount of rehabilitation required after surgery. Recovery is not just about healing from surgery, it’s about rebuilding strength and movement patterns that may have been declining for years. (Health)
Finally
A joint replacement is neither a failure nor a miracle.
It’s a tool.
For the right person, at the right time, it can dramatically improve quality of life.
But before replacing a joint, I always want to ask:
- Have we improved strength?
- Have we improved movement?
- Have we addressed body weight?
- Have we exhausted conservative options?
- Is pain truly limiting quality of life?
If the answer is yes, surgery may be the best next step.
If the answer is no, there may still be a lot of room to improve without replacing anything.
The goal isn’t to win a contest for who can avoid surgery the longest.
The goal is to maintain the highest quality of life possible.
See you in the office,
Brandon