PEAK PERFORMANCE

Weeks to result

The Bro Split

Focus on one muscle group per day

Problem it solves

Suboptimal health habits undermine energy, performance, and longevity; this framework provides specific evidence-based practices to build a sustainable physical and mental health foundation.

Best for

Individuals who want to focus on one muscle group per day

Not ideal for

Those who want to balance strength training and conditioning

Overview

Why this framework exists

The bro split is a workout routine that focuses on one muscle group per day. This split is ideal for individuals who want to focus on building strength and aesthetics in a specific muscle group.

Core principles

3 total

Focus on one muscle group per day
Use a variety of exercises to target the muscle group
Adjust the routine based on individual goals and preferences

Steps

3 steps

Choose a muscle group
Select a muscle group to focus on, such as chest or back.
Pro tipConsider your goals and preferences when choosing a muscle group
WarningDon't neglect other muscle groups
Create a workout routine
Develop a workout routine that targets the selected muscle group.
Pro tipUse a variety of exercises to target the muscle group
WarningDon't overdo it, especially if you're new to working out
Adjust the routine
Adjust the routine based on individual goals and preferences.
Pro tipConsider progressive overload to achieve results
WarningDon't neglect proper form and technique

Checklist

Saved in your browser

Choose a muscle group
Create a workout routine
Adjust the routine

Examples

2 cases

Example 1

John wants to build strength and aesthetics in his chest. He decides to use the bro split and focuses on chest exercises for one day.

OutcomeJohn achieves his goals and improves his chest strength and aesthetics.

Example 2

Jane wants to improve her back strength and aesthetics. She decides to use the bro split and focuses on back exercises for one day.

OutcomeJane improves her back strength and aesthetics and achieves her goals.

Common mistakes

3 traps

Not adjusting the routine based on individual goals

Failing to adjust the routine based on individual goals can lead to poor results and frustration.

Not using a variety of exercises

Not using a variety of exercises can lead to plateaus and poor results.

Neglecting other muscle groups

Neglecting other muscle groups can lead to imbalances and poor overall fitness.

Origin story

How this framework came to be

The bro split originated in the bodybuilding community, where individuals would focus on building strength and aesthetics in specific muscle groups.

Source

Traced to primary

Source · PODCAST

Essentials: Optimize Your Exercise Program with Science-Based Tools | Jeff Cavaliere

Andrew Huberman · 2026

Open source →

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