What are you training for?
Maybe it’s losing the weight you’ve been trying to lose.
Maybe it’s getting stronger.
Maybe you want to feel confident walking into the gym.
Maybe you’re training for a sport, a powerlifting meet, or simply want to feel better and move better as you get older.
Your reason doesn’t have to be the same as anyone else’s.
Your training should have a purpose.
That’s one of the things I focus on with my clients at Kryptonian Muscle — building a program around your goals, not somebody else’s.
Whatever your reason for starting, I’m here to help you make a plan and put in the work.
What’s your goal?
— Nick Martin
Kryptonian Muscle
📍 Output Performance | Afton, MO
Currently accepting new clients.
Kryptonian Muscle
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Kryptonian Muscle is a Personal Training Company operating out of Output Performance. Louis County founded in July 2017 by Nick Martin.
Specializations:
-1 on 1 Personal Training
-Group Training
-Weight Loss
-Strength Training
-Powerlifting
-Weight Management/Sports Nutrition
-Behavior Change Kryptonian Muscle LLC is a Personal Training Company operating out of All American Fitness in South St. Nick went through a life changing weight loss journey in 2012 losing 100 pounds all on his own! Before his transformation he was a real
You don’t need a Monday to start.
You don’t need a new month.
You don’t need a perfect diet.
You don’t need to feel 100% motivated.
You just need to make the decision to start.
Start with one workout.
Start with one better meal.
Start with a walk.
Start by asking for help.
Small steps, repeated consistently, create big changes.
Don’t keep waiting for the “right time.”
Get started.
— Nick Martin
Kryptonian Muscle
📍 Output Performance | Afton, MO
Currently accepting new clients.
This is Kryptonian Muscle. 💪
Fitness isn’t one-size-fits-all.
Whether you’re looking to lose weight, build strength, move better, improve athletic performance, prepare for a powerlifting meet, or simply feel better in your own body, your training should be built around you.
At Kryptonian Muscle, we work hard, have fun, support each other, and focus on making real progress that lasts.
I provide:
🏋️ One-on-one personal training
💪 Small group training
⚡ Strength & conditioning
🏃 Athlete performance
🔥 Powerlifting prep
📍 Training out of Output Performance in Afton, Missouri.
I’m currently accepting new clients and would love to help you start—or continue—your fitness journey.
One session at a time. One goal at a time. Let’s get to work.
BACK ATTACK 🔥
A strong back isn’t just about looking good.
It’s about being strong, moving well, protecting your body, and having the strength and endurance to handle the things life throws at you.
This session combined:
🏋️ Deadlifts
💪 Good mornings
🏋️ 1-arm dumbbell rows
🔗 Lat pulldowns
🍑 Dumbbell RDLs
🔄 Cable twists
🔥 Reverse crunches
🚣 Rower
Strength. Stability. Core. Conditioning.
Train for more than muscle. Train for life.
That’s the approach I take with my clients at Kryptonian Muscle.
Whether your goal is fat loss, building strength, improving athletic performance, preparing for a powerlifting meet, or simply becoming a stronger version of yourself, I’m here to help.
📍 Training out of Output Performance in Afton, MO
💪 1-on-1 Personal Training
👥 Small Group Training
🏋️ Strength & Conditioning
🏆 Athlete Performance
🔥 Powerlifting Prep
Currently accepting new clients.
Send me a message or visit my website to get started.
08/17/2026
You don’t need a perfect week to make progress.
You don’t need a perfect diet.
You don’t need to feel motivated every day.
You don’t need to have everything figured out.
You just need to take the next step.
Get your workout in.
Make the better food choice.
Take the walk.
Get back on track after a bad day.
Consistency beats perfection every time.
Whatever your goal is, don’t worry about getting everything right.
Just start. Then keep showing up.
One workout. One choice. One session at a time.
Currently accepting new clients.
If you’ve been waiting for the right time to start your fitness journey, maybe today is it.
08/14/2026
☕ Coach’s Corner
One of the most common questions I hear is:
“How many days a week should I work out?”
My answer surprises a lot of people…
You probably don’t need to work out every day.
For most people, 3–4 quality workouts each week is enough to make great progress when it’s combined with good nutrition, adequate sleep, and consistency.
I’d rather see someone train three days every week for a year than seven days a week for two weeks before burning out.
Fitness isn’t about doing the most.
It’s about doing what you can consistently.
That’s where real progress happens.
👇 If you could ask a personal trainer one question, what would it be? I’d love to answer it in a future Coach’s Corner.
08/10/2026
💥 Mythbuster Monday
“You don’t need fancy exercises to get results.”
MYTH… and also TRUE.
Here’s what I mean.
This TRX exercise isn’t “better” than a squat, a row, or a push-up.
I use movements like this when they fit a person’s goals, experience, or limitations.
The best exercise isn’t the newest one you saw on social media.
It’s the one that’s:
* ✅ Safe for you
* ✅ Matches your goals
* ✅ Progresses over time
* ✅ Keeps you consistent
Whether you’re using barbells, dumbbells, kettlebells, TRX, or just your bodyweight…
Consistency beats complexity every time.
👇 What’s an exercise you’ve always wanted to learn?
08/07/2026
☕ Coach’s Corner
One of the most common questions I get asked is:
“How many days a week should I work out?”
The answer is…
It depends on your goals and your schedule.
For most people, you don’t need to be in the gym every day to make great progress.
In fact…
3–4 quality workouts each week combined with good nutrition, adequate sleep, and staying active outside the gym is enough for many people to build strength, lose body fat, and feel better.
The biggest mistake isn’t working out too little…
It’s trying to do too much in the beginning.
Start with a plan you can stick with.
Consistency beats perfection every single time.
👇 If you could ask a personal trainer one question, what would it be?
I’d love to answer it in a future Coach’s Corner post.
💪 Fitness Minute
Do you really need supplements?
The answer might surprise you.
Before spending money on supplements, make sure you’re focusing on the habits that matter most:
✅ Balanced nutrition
✅ Strength training
✅ Quality sleep
✅ Staying hydrated
Supplements can be useful, but they’re designed to support a solid foundation—not replace one.
👇 What’s one supplement you’ve always wondered about? Drop it in the comments, and I may answer it in a future Fitness Minute!
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Address
6727 Langley Avenue
St. Louis, MO
63123