Howard Luks, MD

Howard Luks, MD

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Orthopedic surgeon/author of Longevity Simplified; posts evidence-based movement and healthspan.

Intensity Is Fine; Insufficient Recovery Is the Problem
SocialMay 1, 2026

Intensity Is Fine; Insufficient Recovery Is the Problem

Intensity remains highly trainable... But the dose matters. Intensity isn’t the enemy. Frequency without adequate recovery is. https://t.co/drZfgaCvpJ

By Howard Luks, MD
Warm‑ups Activate Your Nervous System, Not Just Muscles
SocialMay 1, 2026

Warm‑ups Activate Your Nervous System, Not Just Muscles

How and why I warm up : Most people think of a warm-up as something you do to “get loose.” That’s not really the point. The real goal is to wake up the systems that control movement, coordination, and energy delivery...

By Howard Luks, MD
Listen to Your Body: Rest When Aging Signals Slowdown
SocialApr 30, 2026

Listen to Your Body: Rest When Aging Signals Slowdown

Midlife/Master's athlete training... the joys of bucking up against the biology of aging. I've been training steadily and was gradually increasing my distance over the past month. But my times have been slower, and my heart rate has been...

By Howard Luks, MD
Consistent Training Outweighs Intensity for Lasting Fitness
SocialApr 30, 2026

Consistent Training Outweighs Intensity for Lasting Fitness

Age-related muscle loss (sarcopenia), reduced circulation, and reduced tissue repair capacity all contribute to slower recovery. Unless training… muscle mass continues to decline with age, and deconditioning following injuries or illness can happen quickly. This creates a cruel paradox: It takes...

By Howard Luks, MD
Seeking Boston‑Area Trail Half‑Marathons for Family Run
SocialApr 29, 2026

Seeking Boston‑Area Trail Half‑Marathons for Family Run

What’s your fav 13.1 in or near Boston ?? Looking for something to run with my daughter. Trail decade preferred. 😎

By Howard Luks, MD
Endurance Exercise Protects Joints, Boosts Fat Oxidation
SocialApr 28, 2026

Endurance Exercise Protects Joints, Boosts Fat Oxidation

Ha... no. He's wrong. Yes, there's an Afib signal. But his other conclusions... no. Run and cycle... we know why we do it... and my patients who run/ride are by far better off than those who don't. You need...

By Howard Luks, MD
Bone Spurs Aren’t Behind Shoulder Pain, Study Shows
SocialApr 28, 2026

Bone Spurs Aren’t Behind Shoulder Pain, Study Shows

Bone Spurs Do Not Cause Shoulder Pain or Cuff Tears. Ten Years of Data Just Confirmed What Never Made Sense To Me. It's amazing how many people are still told each year that they need shoulder surgery due to a...

By Howard Luks, MD
From Zero to Change: Your First Critical Step
SocialApr 28, 2026

From Zero to Change: Your First Critical Step

Starting From Zero... 1/ Starting from zero is hard. You have many questions and many doubts, but you have the desire to make a change in your life. That is the first critical step. Maybe you see your physical capabilities changing, or...

By Howard Luks, MD
Start Small: One Simple Goal for Any Day
SocialApr 27, 2026

Start Small: One Simple Goal for Any Day

Many folks want to start a fitness journey. But they have no idea how to do it. Most of what’s seen on social media is for those of us already established. The key to success… a very simple goal…...

By Howard Luks, MD
Most Rotator Cuff “Tears” Aren’t True Tears
SocialApr 27, 2026

Most Rotator Cuff “Tears” Aren’t True Tears

Are Most Rotator Cuff Tears Actually Tears? This topic is far, far more complicated than most think... and it's certainly far more complicated than the discussion in most office visits portrays. 1/ If you have a rotator cuff tear on an...

By Howard Luks, MD
Take Control: Knee OA Progression Isn't Inevitable
SocialApr 26, 2026

Take Control: Knee OA Progression Isn't Inevitable

Knee Osteoarthritis... Why Rest and Wait For Surgery is Not the Answer 1/ You have more agency than you have been told you do. The X-ray is not the verdict. The trajectory is not fixed. There are many things you can do......

By Howard Luks, MD
APOE4 Raises Alzheimer Risk, but Lifestyle Can Shift Outcomes
SocialApr 25, 2026

APOE4 Raises Alzheimer Risk, but Lifestyle Can Shift Outcomes

APOE Status and Dementia Risk... APOE4 is the strongest common genetic risk factor for late-onset Alzheimer's. About 25% of the population carries at least one copy. It's a risk modifier... not a guarantee. And the levers that change the trajectory are...

By Howard Luks, MD
Revamping Substack to Boost Content Discovery, Seeking Feedback
SocialApr 24, 2026

Revamping Substack to Boost Content Discovery, Seeking Feedback

My entire substack was revamped... the process will continue. Content can die on Substack, so we're working hard on ways to help folks find what they need... I would love your thoughts... be kind🤣🤣🤣 https://t.co/bRFuvuEU45

By Howard Luks, MD
Longevity Needs Purpose, Not Just Optimization
SocialApr 24, 2026

Longevity Needs Purpose, Not Just Optimization

Longevity without purpose is just survival. 1/ We're optimizing everything: sleep, nutrition, biomarkers, training zones. But have we forgotten to optimize meaning?

By Howard Luks, MD
Why Your Medial Elbow Pain Gets Worse Before Healing
SocialApr 24, 2026

Why Your Medial Elbow Pain Gets Worse Before Healing

Medial Epicondylitis.. Golfers' Elbow (stupid name). The most common cause of pain on the inner side of your elbow. A thread... If you lift, and certainly if you climb, you'll likely experience medial elbow pain at some point. Heck, most...

By Howard Luks, MD
Atraumatic Joint Pain Signals Lost Muscular Capacity
SocialApr 23, 2026

Atraumatic Joint Pain Signals Lost Muscular Capacity

Most of the joint and tendon pain I see in the office is atraumatic. No fall, twist, and no activity anyone can point to. The shoulder that's been sore for three weeks or the knee that aches when going downstairs....

By Howard Luks, MD
When Recovery Fails, Overtraining Triggers Injury
SocialApr 21, 2026

When Recovery Fails, Overtraining Triggers Injury

A 47-year-old runner came to see me many months after surgery. His knee hurt. We dove deeper. He had returned to training, but recently his times had slowed, his heart rate had risen, and his legs had felt heavy. What...

By Howard Luks, MD
Metabolic Health Drives Knee Osteoarthritis Progression
SocialApr 21, 2026

Metabolic Health Drives Knee Osteoarthritis Progression

Knee Osteoarthritis Thread 4: Metabolic Health and the Knee. Your metabolic health will directly impact how your knee feels more than you can imagine. Your metabolic health directly influences how quickly your arthritis progresses and how your cartilage responds to...

By Howard Luks, MD
Tailored Training Guide for Midlife Athletes
SocialApr 21, 2026

Tailored Training Guide for Midlife Athletes

I recently created the Midlife Athlete's Training Guide. Why? Because many of you have asked me to write these up. So... Here's my first guide. 36 pages... why we need to train differently than when we were 30. How to...

By Howard Luks, MD
Aging Decline Is Optional: Midlife Athlete Playbook
SocialApr 20, 2026

Aging Decline Is Optional: Midlife Athlete Playbook

I'm a 62-year-old orthopedic surgeon, trail runner, climber, and cyclist. This is my Midlife Athlete's Playbook. I've combined what I've learned from 30+ years of treating active adults, and from training through my own 50s and 60s. The physiology of...

By Howard Luks, MD
Stop Letting Your Body Quietly Narrow Your Life
SocialApr 19, 2026

Stop Letting Your Body Quietly Narrow Your Life

Don’t let your life "narrow." I’ve been an orthopedic surgeon for 30 years. The thing I watch happen to people — more than any injury or surgery — is what I call the narrowing. Most of my patients have no idea it’s...

By Howard Luks, MD
Your Muscles Shield the Brain’s Energy‑hungry, Non‑repairing Organ
SocialApr 17, 2026

Your Muscles Shield the Brain’s Energy‑hungry, Non‑repairing Organ

Brain Health... Your brain weighs 2-3 pounds and burns nearly 20% of your daily energy. It doesn't store fuel. It doesn't repair itself on its own. And the organ that does the most to protect it isn't the one you'd...

By Howard Luks, MD
Heat Spikes Heart Rate, only Brady Thrives
SocialApr 15, 2026

Heat Spikes Heart Rate, only Brady Thrives

Hahaha. Last week was 35-40 degrees. Could keep a 10 min pace at 120 hr. So… today is 85 and humid 🤣🤣 HR was 135 at 12 min/mi Heat sucks. Except if you’re @Brady_H

By Howard Luks, MD
Recovery Becomes Your Superpower as Performance Slows
SocialApr 15, 2026

Recovery Becomes Your Superpower as Performance Slows

Recovery is a superpower... A thread... 1/There's a moment most aging athletes eventually hit. You finish a routine workout, but the next day, something is off. You're not just tired. You're slower. Less inclined to train. Your body is responding differently to...

By Howard Luks, MD
Strength Training Beats Pills, Injections, Surgery for Knee OA
SocialApr 15, 2026

Strength Training Beats Pills, Injections, Surgery for Knee OA

Knee Osteoarthritis: Thread Number 3 The most powerful intervention for knee osteoarthritis is not a pill, not an injection, and not a surgery. It's not PRP and certainly not stem cells. It is the muscle above and below the joint. If you...

By Howard Luks, MD
Same DEXA Score, Different Fracture Risks Explained
SocialApr 13, 2026

Same DEXA Score, Different Fracture Risks Explained

Your DEXA scan gives you a number, your doctor gives you a category, but the conversation often ends there... there's so much more nuance. Two people with the exact same T-score can have completely different fracture risk, and DEXA...

By Howard Luks, MD
Keep Moving: Rest Worsens Knee Osteoarthritis
SocialApr 13, 2026

Keep Moving: Rest Worsens Knee Osteoarthritis

Knee Osteoarthritis... Thread #2 ! Your knee hurts. Your instinct is to rest it. Please don't. That instinct is very often wrong — and following it makes osteoarthritis worse, not better. Movement is one of the best evidence-based primary treatments for...

By Howard Luks, MD
One Year of Training at 63 Reveals Surprising Aging Insights
SocialApr 11, 2026

One Year of Training at 63 Reveals Surprising Aging Insights

Interesting post today. I’ve written about how and why I trained at 62. Now I’m turning 63 and I always look back… But this post is different. It isn’t a rehash of the same program with a new number...

By Howard Luks, MD
X‑rays Mislead Knee Osteoarthritis Treatment Decisions
SocialApr 10, 2026

X‑rays Mislead Knee Osteoarthritis Treatment Decisions

Osteoarthritis Of The Knee... Thread #1... of 4 "Bone on bone." "Your cartilage is worn away." "You have the knee of a 90 year old." I've heard these phrases bantered about thousands of times in 25 years. They are very common...

By Howard Luks, MD
Most Tendon Pain Is Self‑Inflicted—Here’s Why
SocialApr 9, 2026

Most Tendon Pain Is Self‑Inflicted—Here’s Why

Tendon pain is the most common reason people come to see me. Most of it is self-inflicted — from doing too much, too soon, or from doing too little for too long. Let's review what most people (including many doctors) don't understand...

By Howard Luks, MD
Consensus on Amyloid Hypothesis Delayed Alzheimer's Breakthroughs
SocialApr 8, 2026

Consensus on Amyloid Hypothesis Delayed Alzheimer's Breakthroughs

The Amyloid Hypothesis: How Research Consensus Cost Us Decades. A Dive Into The Likely Contributors to Alzheimer's... https://t.co/ctsXwZPJTX

By Howard Luks, MD
Training at 62 to Prevent Gradual Decline
SocialApr 8, 2026

Training at 62 to Prevent Gradual Decline

Why I Train This Way at 62 1/ I’ve been an orthopedic surgeon for nearly 30 years, and over that time, I’ve watched something happen to many of my patients that isn’t dramatic or sudden, but ends up being far more...

By Howard Luks, MD
Bones Remodeled Constantly: Your Skeleton Evolves
SocialApr 6, 2026

Bones Remodeled Constantly: Your Skeleton Evolves

The skeleton you are walking around in today is not the one you had ten years ago. Most of it isn’t even the one you had three years ago. Your bones are continuously being broken down and rebuilt by an...

By Howard Luks, MD
Early Heart Rate Spike Is Normal, Not a Problem
SocialApr 5, 2026

Early Heart Rate Spike Is Normal, Not a Problem

Aerobic base building - the Cliff Notes version. This is for two groups: those just starting out and those who've been sidelined for a while. You lace up, head out, and ten minutes in, your heart is pounding, and you're breathing...

By Howard Luks, MD
Intensity Sits Atop Foundation, Not Building It
SocialApr 4, 2026

Intensity Sits Atop Foundation, Not Building It

Intensity does not build the foundation. It sits on top of it... Module 6: Intensity and Locomotion. https://t.co/jGp9VQeU4a

By Howard Luks, MD
Muscle‑Brain Dialogue Holds Key to Dementia Prevention
SocialApr 3, 2026

Muscle‑Brain Dialogue Holds Key to Dementia Prevention

Your muscles and your brain are in constant conversation. Most people have no idea this conversation is happening — or what's at stake when it goes quiet. Many of you fear dementia far more than a heart attack or a diabetes...

By Howard Luks, MD
Squat‑Induced Heart Rate Spikes Aren’t Cardio
SocialApr 2, 2026

Squat‑Induced Heart Rate Spikes Aren’t Cardio

I hear this every week in my office: "Doc, my heart rate hits 150 during squats — that's cardio, right?" No. And if your cardiologist hasn't explained why, keep reading. 🧵

By Howard Luks, MD
Educate, Don't Convince: Respect Patient Autonomy in Surgery Decisions
SocialApr 2, 2026

Educate, Don't Convince: Respect Patient Autonomy in Surgery Decisions

Yesterday's post prompted a number of practitioner responses expressing frustration that "patients don't listen to them". Well.... that's okay. One of the hardest conversations in this profession is between the patient who wants something done and the surgeon who...

By Howard Luks, MD
Atraumatic Joint Pain: 5 Surgeon Tips You Need
SocialApr 1, 2026

Atraumatic Joint Pain: 5 Surgeon Tips You Need

Having been an orthopedic surgeon for 30 years...5 things I wish someone had told you before you walked into my office — in atraumatic joint and tendon pain. Most of you will present with atraumatic joint and tendon pain... traumatic injuries...

By Howard Luks, MD
Progressive Load, Not Rush: Protect Your Season
SocialApr 1, 2026

Progressive Load, Not Rush: Protect Your Season

When intensity is layered onto a system that is not prepared, the result is predictable. The cardiovascular system adapts quickly, but connective tissue does not. Tendons, fascia, cartilage, and bone all require time and progressive loading to develop resilience. When...

By Howard Luks, MD
Training for Life: Fitness That Fuels Longevity
SocialMar 29, 2026

Training for Life: Fitness That Fuels Longevity

I’ve had the privilege of practicing in the same region for nearly 25 years. I’ve gotten to know many of my patients well. Some thrive despite the years; many don’t. Long ago, that observation started to quietly shape how I...

By Howard Luks, MD
Holistic Training Counters Aging’s Multi‑Faceted Decline
SocialMar 28, 2026

Holistic Training Counters Aging’s Multi‑Faceted Decline

Training for life means deliberately resisting the narrowing that accompanies aging without training. It means building and maintaining the full spectrum of physical capacity: aerobic base, strength, power, rotational core, lateral movement, balance, and landing mechanics. Not because any single...

By Howard Luks, MD
Science-Backed Training Week Explained: Methodology Revealed
SocialMar 28, 2026

Science-Backed Training Week Explained: Methodology Revealed

Long post. What my training week looks like… and why it looks like this. Sometimes understanding the science and theory helps anchor the methodology. Link for there 👇 https://t.co/2Xzne078WC

By Howard Luks, MD
Your 70‑year‑old Self Depends on Today's Activity
SocialMar 28, 2026

Your 70‑year‑old Self Depends on Today's Activity

A patient asked me yesterday why so many orthopedic surgeons seem to be in good shape. I told her... Because we know what happens to the human body when we're not. We see it every day. The loss of muscle that...

By Howard Luks, MD
Tennis Elbow Affects Everyone, Not Just Athletes
SocialMar 27, 2026

Tennis Elbow Affects Everyone, Not Just Athletes

Why Does My Elbow Hurt So Much? Tennis elbow affects 1–3% of the population at any given time. Over a lifetime, virtually everyone will experience it. The vast majority of people who develop it have never played tennis. They are carpenters,...

By Howard Luks, MD
Perimenopausal Women Remain Grossly Undertreated in Orthopedics
SocialMar 25, 2026

Perimenopausal Women Remain Grossly Undertreated in Orthopedics

Nearly 30 years in orthopedic surgery. Another pattern that is impossible to ignore. Perimenopausal women are some of the most undertreated patients I see. One unfortunate paper is blamed... but often, it's because the conversation never happens. https://t.co/6m6AxUhRKF

By Howard Luks, MD
Train for Longevity: Modular Fitness for Ageless Resilience
SocialMar 24, 2026

Train for Longevity: Modular Fitness for Ageless Resilience

I've spent decades watching people limit themselves, not because their bodies failed them, but because they believed their bodies were fragile. So I built something different. A modular training library for people who want to stay capable, resilient, and independent as...

By Howard Luks, MD
Age 62: Keep Moving, Learning, and Embracing Fatherhood
SocialMar 24, 2026

Age 62: Keep Moving, Learning, and Embracing Fatherhood

I turned 62 this year. Still running trails, still on the bike, still in the gym. Still making mistakes and learning from them. A few thoughts on fatherhood, time, and what it means to keep moving forward when some things are...

By Howard Luks, MD
Perimenopause Is a Metabolic Shift, Not Just Hormones
SocialMar 24, 2026

Perimenopause Is a Metabolic Shift, Not Just Hormones

Perimenopause is not just a hormonal event. It's a metabolic one. Estrogen decline affects muscle, bone, tendons, cardiovascular capacity, and insulin sensitivity — often simultaneously. Most women aren't told this. Most training advice doesn't account for it. Here's what the evidence...

By Howard Luks, MD