The Bro Split: the classic 5-day body-part routine
A bro split trains one major muscle group per day, each muscle hit once a week — the classic five-day bodybuilding routine: chest, back, shoulders, legs, arms, Monday through Friday, weekends off.
It's a principle more than a rigid program, so what's below is one well-built example; the exercises are swappable as long as each day stays focused on its muscle. And here's the honest part most fans skip: research moderately favours training a muscle twice a week rather than once. Bro splits still build real muscle — the high per-session volume is the tradeoff that makes up for the lower frequency — but if you're choosing a split on evidence alone, frequency is the knock against this one.
Why the order matters
You don't run the days in any order. The chest → back → shoulders → legs → arms sequence deliberately spaces out overlapping muscles so fatigued ones get a day between hits. Pressing (chest, shoulders) and pulling (back, arms) are kept apart, so you're never hammering the triceps the day after a heavy chest session or the biceps right after back. Respect the order and recovery takes care of itself.
The weekly schedule
| Day | Focus |
|---|---|
| Monday | Chest |
| Tuesday | Back |
| Wednesday | Shoulders |
| Thursday | Legs |
| Friday | Arms |
| Saturday–Sunday | Rest |
This is an intermediate setup — 6+ months of training. Beginners are better served by higher-frequency full-body or push/pull/legs routines that hit each muscle two to three times a week.
Chest day
| Exercise | Sets | Reps |
|---|---|---|
| Barbell Bench Press | 4 | 6–8 |
| Incline Dumbbell Press | 4 | 8–12 |
| Chest Dip | 3 | 8–12 |
| Cable Fly | 3 | 12–20 |
Back day
| Exercise | Sets | Reps |
|---|---|---|
| Deadlift | 4 | 5–8 |
| Pull-Up | 4 | 8–12 |
| Bent Over Row | 4 | 8–12 |
| Seated Cable Row | 3 | 12–15 |
Shoulder day
| Exercise | Sets | Reps |
|---|---|---|
| Overhead Press | 4 | 6–10 |
| Seated Dumbbell Press | 3 | 8–12 |
| Lateral Raise | 4 | 12–20 |
| Face Pull | 3 | 15–20 |
| Barbell Shrug | 3 | 8–12 |
Leg day
| Exercise | Sets | Reps |
|---|---|---|
| Squat | 4 | 6–10 |
| Leg Press | 3 | 10–15 |
| Romanian Deadlift | 3 | 8–12 |
| Leg Curl | 3 | 10–15 |
| Standing Calf Raise | 4 | 12–20 |
Arm day
| Exercise | Sets | Reps |
|---|---|---|
| Barbell Curl | 4 | 8–12 |
| Close-Grip Bench Press | 4 | 8–12 |
| Incline Dumbbell Curl | 3 | 10–15 |
| Cable Pushdown | 3 | 10–15 |
| Hammer Curl | 3 | 12–15 |
How to progress
Double progression on every exercise: beat the top of the prescribed rep range across all sets, then add weight and start again at the bottom. With only one session per muscle each week, that single session has to count — bring real intent to it.
For the heavy compounds, set your opening weights off a recent hard set rather than a guess — you can estimate your max without testing one.
Does it actually work?
Yes — bro splits have built a lot of muscle and still do. The frequency research leans the other way, but the practical answer is that total weekly volume is the bigger driver, and a bro split piles plenty of it into each muscle's day. If you recover well, enjoy the focus of hammering one body part at a time, and hit enough volume, it works. If you're missing sessions or under-recovering, a higher-frequency PPL spreads the load more forgivingly.
Common questions
Is the bro split good for beginners?
It's better suited to intermediates with 6+ months of training. Beginners gain faster on higher-frequency programs (full-body or PPL) that train each muscle 2–3 times a week.
Does the bro split build muscle?
Yes. Frequency research mildly favours hitting muscles twice a week, but bro splits still produce substantial growth — the high per-session volume offsets the once-weekly frequency, especially when total weekly volume is high.
How many days is a bro split?
Five — chest, back, shoulders, legs, arms, each on its own day, usually Monday to Friday.
Can I swap exercises?
Yes — as long as each day stays focused on its one muscle group, swap any movement for an equivalent.
Set sensible starting weights for your big lifts before you chase the pump — run a recent set through the 1RM calculator and build each day's numbers from there.