SIRT - Steelhose Instability Resistance Training

The SIRT System prepares you for life with strength, conditioning, mobility, grip, sport and activity programs.

Safest way to weight train Complete workouts for home & outdoors Options for all ages and ability

Alyssa Shoji

New Here?

Jumpstart your training with Alyssa Shoji’s 30-Day SIRT Program.

SIRT - Steelhose Instability Resistance Training

Crush your sport not your body

Golf

Golf

Soccer

Soccer

60+ Fitness

60+ Fitness

Baseball

Baseball

Yoga/Pilates

Yoga/Pilates

Learn the movements you can only get by training with the FitFighter platform

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Founding Team

Sarah Apgar

Sarah Apgar, CPT, MBA
Founder & CEO
Army/Iraq Veteran
All-American collegiate athlete
Tuck School of Business at Dartmouth
Princeton ROTC

Jason Walsh

Jason Walsh, CSCS, NSCA-CPT
Partner
CEO, Rise Nation & Rise Movement
Pro-Athlete & Celebrity Coach

Amber Goppert

Amber Goppert, CSCS
Director of Training & Education
Owner, The Training Room,
Atlanta, GA
Former Nike Athlete & Trainer

Todd Durkin

Todd Durkin, MA, CSCS
Advisor
Owner, Fitness Quest 10
Lead Training Advisor,
Under Armour

Dr. Steve Sundarraj

Dr. Steve Sundarraj, DPT
Advisor
Owner, Re-calibrate PT
MMA Athlete Trainer

Josh Stolz

Josh Stolz, CSCS
Master Instructor & Head of Pro Accounts
Former Equinox Master Trainer

The Coaches

Join FitFighter founder Sarah Apgar for a LIVE workout streaming every Friday at noon

Join FitFighter founder Sarah Apgar for a LIVE workout streaming every Friday at noon

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