Built for ambitious midlife men who want to stay strong, lean, and capable - for decades.
You're not here to relive your 20s. You’re here to stay in the game physically, mentally, and energetically - no matter what life throws at you - for the next 30-40 years.
You want to be strong enough to handle your business, lean enough to feel confident, and fit enough to run rings around your kids (or grandkids).
But here's the problem:
Midlife Muscle OS was built for men who train for the long game.
Smart strength. Real conditioning. Time-efficient workouts.
Results that last!
Midlife Muscle OS is the training system designed for men who refuse to slow down — but don’t have time to waste.
Prep
A
General Movement Prep
2 Rounds Kneeling hip flexor stretch x 30s Glute Acitvation Bridge x 10 Monster Walks x 10 each way
B1
Trap Bar Deadlift
3 x 6
B2
Bench Press
6, 6, 12
B3
Pull-Up
3 x MAX
C1
Lying Leg Curl
3 x 8
C2
Chest-Supported DB Row
3 x 10
C3
Incline DB Bench Press
3 x 8
Core & Conditioning
D
3 Rounds for Time: 20m (Per Hand) KB Suitcase Carry 15 (Per Side) Band Pallof Press 10 Crunches 5 Hand Walkouts
A
Cardio
1 x 30:00
Prep
A
General Movement Prep
2 Rounds Hip Flexor Stretch x 30s Squat to stand x 8 Lateral Lunge with Overhead Reach x 15
B1
Box Squat
3 x 3
B2
DB Push Press
3 x 5
B3
Medicine Ball Slam
3 x 3
C1
KB swings
3 x 10
C2
DB Bench Press
3 x 10
C3
1-Arm DB Row
3 x 10
D1
Groiner
1 x 20
D2
Air Squat
1 x 10
D3
Push-Up
1 x 10
A1
Push-Up
For Completion
A2
Crunches
For Completion
A3
Air Squat
For Completion
Prep
A
General Movement Prep
2 Rounds Kneeling hip flexor stretch x 30s Glute Acitvation Bridge x 10 Monster Walks x 10 each way
B1
Bulgarian Split Squat
3 x 12
B2
Incline DB Bench Press
3 x 12
B3
Lat Pulldown
3 x 12
C1
Romanian Deadlift
3 x 12
C2
Push-Up
3 x MAX
C3
Seated Row
3 x 12
Farmers Carry
D
3 Sets of 30m
Tom MacCormick
Executive Performance Coach | MSc Strength & Conditioning | 20+ Years Experience “I’ve coached everyone from tech CEOs to founders, finance directors, and dads juggling chaos. I’ve lived this life - and built a system to keep men like us strong, lean, and useful for decades.”
Midlife Muscle OS isn’t just a workout plan — it’s the system for building a strong, lean, resilient body that powers your career, family life, & adventures for decades. Train smart, stay consistent, and own the next chapter of your life. You're not chasi
Get Midlife Muscle OS
Tom B
Teacher
Verified Athlete"Being 6'9" it's always been difficult to fill out my frame. Working with Tom, I picked on almost a stone of muscle. Then he guided me through a cutting phase to get in great shape for the family holiday."
Alex S
Founder & CEO
Verified Athlete"I couldn't have asked for a better coach. I plan on working with Tom for as long as he will put up with me."
Ahmed N
Trader
Verified Athlete"The results I saw in the first 12 weeks were incredible!"
Keith V
Managing Director
Verified Athlete"This guy is a lifesaver! I'm in the best shape in my late 40s I've been in since I was at college."
When you join a team you’re getting more than programming, you’re joining an online community.