They ran out of seating in the Fellowship Hall after worship service, so I grabbed a piece of cake and found a spot for my drink on the windowsill. A couple came and joined me and after some small talk the conversation turned toward, of all things, knee replacement surgery.
Sheri recently completed her first knee replacement, and Mark was looking at his second sometime later in the year. I was curious about the process and wondered how they felt about not only the procedure, but also the recovery.
“First off, don’t listen to social media. Yes, there was a lot of pain, but when I followed the medication instructions and was serious about the physical Therapy, in a couple of weeks I was moving along really well.” Said Sheri with a hint of passion.
Mark jumped right in, “We also went to the classes beforehand to help get an understanding what a successful recovery looks like.”
Without having to ask Sheri smiled and shared, “We were both very active and then found when we retired our mobility started to be impacted. That was a wakeup call for both of us. We’re now back to walking and riding our bikes and feel our quality of life has improved a lot.”
As I reflected on our conversation later, I realized we had spent several minutes talking about knee replacement surgery. Yet the conversation was never really about knees. It was about getting their life back. They wanted to feel like themselves again.
Stress doesn’t always come from having too much to do. Sometimes it comes from living in a way that no longer aligns with what matters most.
The Lifestyle Stress Test is a free self-assessment designed to help you identify areas of your life that may be quietly creating unnecessary stress and limiting your ability to enjoy the lifestyle you want. In just a few minutes, you’ll gain insight into how your daily habits, routines, and priorities may be affecting your overall well-being.

Mark and Sheri are not alone. According to the American Academy of Orthopaedic Surgeons, for those 65 or older, hundreds of thousands of knee and hip replacements are performed annually in the United States.
In the Retirement Time Analysis data, a large majority of participants say they either are physically active or intend to remain active throughout Retirement. Far fewer describe a structured plan for maintaining that activity. The desire is present. The structure often is not.
That distinction matters.
Mobility is not simply a Health issue. It is part of what I would call lifestyle capacity.
Lifestyle capacity is the ability to continue living the life you want to live. Walking through a national park. Traveling comfortably. Playing with grandchildren. Riding bicycles on a Saturday morning. Volunteering. Serving others. Maintaining independence.
Maintaining lifestyle capacity deserves intentional investment rather than becoming an afterthought. That investment may include fitness programs, personal training, physical therapy, or structured activities such as cycling, golf, or Pickleball.
These are often dismissed as discretionary expenses, when in reality they function as investments in maintaining independence and proactive structure.
Sheri and Mark acted quickly. Their commitment to recovery improved their chances of continuing to enjoy the experiences that matter most to them.
Thers is a true cost to inactivity. Joint replacement surgery is not just a medical event; it carries rehabilitation costs, time limitations, and in some cases, permanent lifestyle adjustments.
According to the Centers for Disease Control and Prevention, physical inactivity contributes to approximately $117 billion in annual healthcare costs in the United States and is associated with 1 in 10 premature deaths.
Mark and Sheri never mentioned their investment portfolio that morning.
They talked about walking again.
Riding their bikes.
Feeling like themselves.
Many retirees do not associate their financial plan with their physical capabilities. Bridging that gap creates a more complete lifestyle and financial strategy. That focus aligns resources with the ability to enjoy the life those resources are meant to support.
The cost of inactivity is not just measured in medical bills. It shows up in lost independence, reduced lifestyle options, and increased reliance on care. These factors can happen earlier than anyone planned.
Mobility is about far more than movement. It preserves independence, expands lifestyle choices, and protects the ability to experience the life retirement was meant to make possible. Walking again was never really the goal. Feeling like themselves again was.
David Buck is the author of the book “The Time-Optimized Life,” co-author of the book, “The Retirement Collective,” owner of Kairos Management Solutions LLC, and founder of the Infinity Lifestyle Design program. As a certified professional retirement coach (CPRC), David works with financial services providers helping their clients create a post-career lifestyle strategy. To learn more, contact him at [email protected] or visit Infinity Lifestyle Design.
A version of this article originally appeared in Rethinking65.
Content development for this article involved human expertise supported by AI-generated analysis and formatting.
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