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2 contributions to Castore: Built to Adapt
The Body Doesn’t Adapt to Effort. It Adapts to Priority.
A few years ago I started noticing something that bothered me. The athletes working the hardest were not always adapting the best. Sometimes it was the opposite. The most exhausted people in the room were often the ones drifting furthest away from the thing they actually wanted. A powerlifter trying to maximize force production was also doing daily HIIT, cutting calories aggressively, sleeping five hours a night, chasing fat loss, pushing hypertrophy volume through the roof, and relying on stimulants just to feel “on” enough to train. On paper it looked disciplined. In reality it looked like biological static. The body has an extraordinary ability to adapt, but it is not infinitely democratic in how it processes stress. It behaves more like a lighthouse searching through fog than a checklist trying to satisfy every request equally. It keeps asking one question: “What is the dominant signal here?” That question matters more than most people realize. Because adaptation is expensive. Every adaptation carries an energetic cost. Tissue remodeling costs energy. Recovery costs energy. Protein synthesis costs energy. Neural efficiency costs energy. Mitochondrial turnover costs energy. Even resilience itself has a metabolic price tag attached to it. Which means the organism has to prioritize. This is where a lot of modern training culture accidentally creates confusion. People stack goals on top of goals until the system loses clarity entirely. Maximal strength. Aggressive fat loss. Peak conditioning. Extreme hypertrophy. Minimal sleep. Maximum productivity. Constant stimulation. Then they wonder why everything starts feeling muddy. The body is not refusing to adapt. It is adapting perfectly to the environment it perceives. That distinction changes everything. One of the most useful concepts in physiology is the SAID principle: Specific Adaptation to Imposed Demands. But I think people often interpret it too mechanically. They hear it and think: “If I lift heavy, I get stronger.”
4 likes • 3d
It seems like many of your recent posts had the same foundational message of understanding the environment and working your system from that angle. I hear so many people in our space ask, “Do you have low energy? You need MotsC or NAD+” OR “Do you have a bum knee? You need cartalax or wolverine”. Meanwhile some of these people are 50 pounds overweight, do not have any structure or strategic plan for food intake, sit a majority of the day without any activity, sleep deprived, so on and so forth… This only touches the obvious external factors and hasn't even scratched the surface of what's needed inside to support an ideal environment to assist in reaching specific goals. The more I read and listen, there are moments of “OMG” our systems are so complex. Platforms with people such as yourself provide opportunities to learn about all of the not so obvious and under the hood mechanisms that we need to take into account. Strategically laying out a plan of attack for goals and then breaking them down one by one so that we can organise the plan understanding how fixing one issue may naturally fix another on our list without throwing a handful of peptides or drugs at the problems as a whole. When we avoid these discussions and reinforce the simple and quick fix of throwing wolverine at an injury without any support through a plan for recovery to go along with it, we become just as much of the problem. I really appreciate you bringing light to this in a very thought out and respectful manner. Being intentional with our goals and removing the current trends of instant gratification knowing that we may have to really put some thought into what we are doing, why we are doing it and understanding possible outcomes. Otherwise, we are simply selling peptides/supplements and dreams to people without educating anyone. Relying on the tirzepatide to do its job so that you don’t ask questions or a doctor can say, “see you next month for your refill” without any true guidance outside of a 2.5 MG increase when you start feeling hungry again.
3 likes • 3d
@Anthony Castore YES!!! {{That’s the part I think gets lost in modern health culture. People want to ask:“What do I take for X?”when the better question is often:“What kind of environment is allowing X to persist?”.}} Thank you very much for your personal reply and continuing to educate and support. I am also very optimistic about the future and looking forward to contiguously developing to be a part of it. I appreciate you!
The Peptide That Helps You Heal… Might Also Be Teaching Your Body to Scar
BPC keeps coming up in rooms where recovery actually matters. I recently had a fascinating conversation with Dr. Jermerly Girmann, a friend, mentor, and one of the most dialed-in regenerative medicine doctors I know. He has personally helped put me back together more than once, and his practice works with everyone from everyday injury cases to professional athletes across multiple sports. What made this conversation so interesting was what he has been seeing clinically with BPC in the context of post-surgical recovery, spine procedures, and complex orthopedic cases. We only scratched the surface, but it deserves a much deeper discussion. So we’re going to film a full conversation together and unpack the real-world clinical patterns, the nuance, and the questions that most people are not talking about publicly. That full interview will be released inside the paid tier of the community. This is the kind of conversation that moves beyond peptide hype and into what experienced clinicians are actually observing in practice. What caught my attention was that some of what he described seemed almost paradoxical compared to how BPC is usually talked about online. Most of the internet conversation sounds pretty simple. Tissue gets injured. Use BPC. Healing improves. In a lot of cases, that may be true. But, biology has a funny way of humbling you the second you start looking past the surface. The more we talked, the more I realized this wasn’t really a conversation about whether BPC is “good” or “bad.” That framing is too small. It was really a conversation about timing, terrain, and the physical space around the injury.Those three things can completely change how the same signal gets interpreted.That’s the part I keep coming back to. Cellular medicine is not really about protocols. Protocols can be useful, but they are not the intelligence. The intelligence is in the cell. The cell is constantly reading its environment and trying to decide what makes the most sense: defend, repair, reinforce, remodel, migrate, calm down, build blood vessels, lay collagen, or shut the process off.
2 likes • 8d
. This was a great read! Thank you as always for your time and dedication to educating.
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Jason Werth
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11points to level up
@jason-werth-5162
Finding new & exciting ways to experience/ improve Health & Wellness approaching my 50’s. Love to share personal experiences & research for growth

Active 5h ago
Joined May 8, 2026
Las Vegas
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