COMBAT SPORTS STRENGTH & CONDITIONING
Train Smarter.
Fight Stronger.
Online strength and conditioning coaching for BJJ, MMA, Muay Thai, and wrestling athletes worldwide, built around your fight schedule so you get stronger without burning out. Instead of random workouts, you follow a clear plan that supports your rounds, builds real strength, and keeps you progressing all year.
Trusted by hundreds of combat athletes
A simple call to clarify your training and remove the guesswork
Your Strength Training Feels Random and It Shows
You Never Know What To Do Or When To Do It.
You bounce between programs, YouTube workouts, and coach advice and still are not sure how lifting should fit around BJJ, MMA, or striking.
You Are Always Sore, Tight, Or Worried About Getting Hurt.
Hard lifting stacked on hard rounds leaves you beat up, makes you second guess takedowns, and leaves you feeling one bad rep away from a pull or tweak.
You Do Not Have The Time Or Energy For Long Gym Workouts
Hard lifting stacked on hard rounds leaves you beat up, makes you second guess takedowns, and leaves you feeling one bad rep away from a pull or tweak.
A Strength System That Finally Works With Your Fight Training
You Know Exactly What To Do Each Week.
Clear strength and conditioning sessions plug into your BJJ, MMA, or striking schedule so nothing fights for the same energy.
You Show Up To Training Feeling Strong, Not Wrecked.
Smart progressions build power and resilience while reducing the nagging aches and injury risk that used to hold you back.
You Can Finally Stick To A System.
Short, focused sessions fit a busy schedule, so strength work becomes a repeatable part of your routine instead of the first thing you cut when life gets busy.
About Zack
A Coach Who Lives in Combat Sports
I grew up wrestling and boxing before diving into Brazilian Jiu-Jitsu and Muay Thai. Across 17 years in martial arts, I have learned what fighters actually need from their strength and conditioning. For a long time I struggled to find training that fit combat sports, so I spent years coaching and studying exercise science to build a system that connects the work you do in the gym with how you feel and perform on the mats.
I have coached grapplers to tournament wins, supported fighters through MMA and Muay Thai camps, and helped hobbyists who train around busy lives build strength and confidence they never thought possible. I work with combat athletes at every level, from the first day on the mats to serious competition.
Credentials and Experience
M.S. in Exercise Science (CUNY, Brooklyn College)
CSCS (Certified Strength and Conditioning Specialist, NSCA)
FMS-L1 (Functional Movement Screen Level 1)
USAW-L1 (USA Weightlifting Level 1)
RKC (Russian Kettlebell Certification Level 1)
WAYS TO WORK TOGETHER
Choose the level of coaching support that matches where you are right now.
Not sure which option is right for you?
TESTIMONIALS
Athlete Success Stories
I’ve had the privilege of working with some of the best athletes, and here’s what they have to say about their journey and results.
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![Combat athlete sharing testimonial after training with Coach Zack Zweifel]()
“My joints feel stronger, and my energy is higher.”
“I’ve been working with Zack for 18 months now, and the transformation I’ve experienced is remarkable. As a professional athlete, I used to struggle with constant injuries and fatigue, but that’s all changed. My joints feel stronger, I have more energy, and Zack’s personalized approach has truly elevated my performance and health.”
— Gregor Gracie, Brazilian Jiu-Jitsu Black Belt, Owner of Gregor Gracie Jiu-Jitsu -
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“Zack’s program helped me win gold at IBJJF World Master 2024.”
“Training with Zack has drastically improved my strength and cardio, allowing me to move up a weight class and win gold at IBJJF World Master 2024. His friendly yet hard-working environment keeps my integrity in check. Zack’s program reminded me how honest work makes everything feel easier.”
— Mark Marrero, Muay Thai Fighter, Brazilian Jiu-Jitsu Black Belt -
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“I felt fresh while my opponent was exhausted.”
“Working with Zack has significantly boosted my explosive power, strength, and cardio. My in-ring recovery is faster than ever, giving me a second wind that made a huge difference in my last Muay Thai fight—I felt fresh while my opponent was exhausted. On top of that, my body feels more resilient, like I’m wearing armor under my skin.”
— Martin Gonzalez, Muay Thai Fighter
FAQs
Common Questions From Athletes Like You
If you’re considering coaching, here are the answers to some of the most common questions I get from athletes like you.
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Coaching is delivered through an easy-to-use app with tailored training, tracking, and regular check-ins so you stay on track anywhere.
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Access to a complete gym is preferred for the best results. Recommended equipment includes a barbell, trap bar, dumbbells, kettlebells, boxes, and bands.
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Yes. Your plan is built around your mat time to improve power, recovery, and durability while supporting skill work.
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Most athletes notice improvements in 4–8 weeks with consistent effort.
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Programs are flexible and can be adjusted to accommodate your recovery. I’ll work with you to maintain progress while prioritizing your health.
Ready to Get Started?
