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5-3-1 Modified for Disc Injury (back injury)
Beginner–IntermediateFree

5-3-1 Modified for Disc Injury (back injury)

A modified 5-3-1 for people with lower back issues, with added exercises to hit triceps and biceps.

Bobby C.
Bobby C.· Apr 2026
2athletes running this program
Free on iOS & Android

Overview

Length
4 weeks
Days / week
4 days
Level
Novice, Beginner, Intermediate
Goal
Strength
Equipment
Full Gym
Session length
40 min
This is for people who can't do squats or traditional deadlifts because of injury or old age or whatever. Obviously, consult your doctor before doing any exercise program.

Who it's for

Beginners new to structured strength training
Athletes focused on maximal strength
Athletes who can train 4 days per week
Athletes with access to a full gym (barbells, dumbbells, cables, and machines)

Muscle engagement

Front
Back
Abs
12.5%
Hamstrings
11.6%
Upper Back
10.4%
Forearms
9.5%
Quadriceps
9.4%
Glutes
9.4%
Triceps
7.1%
Biceps
6.7%
Front Delts
6%
Middle Delts
4.7%
Lats
4.5%
Chest
2.4%
Rear Delts
2.2%
Lower Back
1.2%
Abductors
1.1%
Adductors
1.1%
Week 1 Workouts
#ExerciseSetsRepsLoad
1Overhead Press (Barbell)15 reps65%
15 reps75%
15 reps85%
2Lat Pulldown110–12 reps@6
110–12 reps@6
110–12 reps@6
3Tricep Rope Push Down (Cable)112–15 reps@6
112–15 reps@6
112–15 reps@6
4Lateral Raise (Dumbbell)115 reps@6
115 reps@6
115 reps@6
5Face Pull120 reps@6
120 reps@6
120 reps@6
#ExerciseSetsRepsLoad
1Bulgarian Split Squat (Dumbbell)15 reps65%
15 reps75%
15 reps85%
2Leg Press110–12 reps@6
110–12 reps@6
110–12 reps@6
3Leg Curl112–15 reps@6
112–15 reps@6
112–15 reps@6
4Bird Dog16 reps@5
14 reps@5
12 reps@5
5Abs Crunch (Bodyweight)16 reps@5
14 reps@5
12 reps@5
6Side Plank16 reps@5
14 reps@5
12 reps@5
7Dead Hang10.5 min@5
10.5 min@5
#ExerciseSetsRepsLoad
1Bench Press (Barbell)15 reps65%
15 reps75%
15 reps85%
2Chest Supported Row (Barbell)110–12 reps@6
110–12 reps@6
110–12 reps@6
3Incline Curl (Dumbbell)110–12 reps@6
110–12 reps@6
110–12 reps@6
4Hammer Curl (Dumbbell)110–12 reps@6
110–12 reps@6
110–12 reps@6
5Plank11 min@6
11 min@6
11 min@6
#ExerciseSetsRepsLoad
1Trap Bar Deadlift15 reps65%
15 reps75%
15 reps85%
2Goblet Squat112 reps@6
112 reps@6
112 reps@6
3Farmer's Walk (Weighted)130 reps@6
130 reps@6
130 reps@6
130 reps@6
4Shrug (Dumbbell)112–15 reps@6
112–15 reps@6
112–15 reps@6
5Dead Hang10.5 min@6
10.5 min@6

Weeks 2–4 are in the app

Download Boostcamp to follow the full program with auto-progression and built-in coaching notes.

Common questions

Yes, 5-3-1 Modified for Disc Injury (back injury) is completely free to follow on Boostcamp. Download the app on iOS or Android, find the program, and start your first workout immediately. All 4 weeks are fully unlocked.

This program is built around a full gym. Make sure you have consistent access before starting, since the progression model assumes you can perform the same movements week over week.

Each session typically takes around 40 minutes to complete. That estimate covers your working sets but doesn't account for warm-up or rest between sets, so budget a little extra time when you're first learning the movements.

5-3-1 Modified for Disc Injury (back injury) is structured around 4 training days per week, with rest days built in to allow for recovery. The Boostcamp app lets you reschedule sessions if your week doesn't go to plan.

The program runs for 4 weeks. The structure is designed so that each week builds on the last, with weights, volume, or intensity progressively increasing as you go.

5-3-1 Modified for Disc Injury (back injury) is available inside the Boostcamp app, free on iOS and Android. Once you download the app, you can search for the program by name. The app tracks all your sets and weights automatically, so you always know exactly what to do next session.

Get started

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