More training days means more muscle. The JASHTONFIT Muscular Size 4 Day Split is a hypertrophy-focused training program that applies optimal training volume and frequency across 4 sessions — creating the ideal environment for maximum muscle growth.
Created by Sport & Exercise Science graduate Josh Ashton, this 4-day muscle-building program is engineered around the science of hypertrophy, with every set, rep, and exercise chosen for a reason.
What's inside: — Full 4-day hypertrophy training schedule — Exercise selection with technique video references — Precise sets, reps, and RPE targets — Progressive overload built in — the program evolves as you grow — Key coaching notes throughout
Who it's for: Intermediate gym-goers (6+ months training) committed to 4 days a week who want a science-based program to build maximum muscle size.
Instant digital delivery to your email. Start your first session today.
More training days means more muscle. The JASHTONFIT Muscular Size 4 Day Split is a hypertrophy-focused training program that applies optimal training volume and frequency across 4 sessions — creating the ideal environment for maximum muscle growth.
Created by Sport & Exercise Science graduate Josh Ashton, this 4-day muscle-building program is engineered around the science of hypertrophy, with every set, rep, and exercise chosen for a reason.
What's inside: — Full 4-day hypertrophy training schedule — Exercise selection with technique video references — Precise sets, reps, and RPE targets — Progressive overload built in — the program evolves as you grow — Key coaching notes throughout
Who it's for: Intermediate gym-goers (6+ months training) committed to 4 days a week who want a science-based program to build maximum muscle size.
Instant digital delivery to your email. Start your first session today.
“For someone who is obese and tried multiple plans over 25 years… Josh is the only choice for me. Highly recommended.”
“Josh has an exceptional understanding of biomechanics… I can genuinely feel myself getting stronger, more efficient, and more confident.”
“I’ve seen real progress and I’d highly recommend his coaching to anyone looking to take their fitness to the next level.”
Built by a national champion BJJ purple belt &
Sport & Exercise Science graduate.
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