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4-Day Upper/Lower Workout Plan for Muscle & Strength

This 4-day upper/lower workout plan gives you enough weekly training volume to build muscle and strength while keeping every session focused. Train two upper-body and two lower-body days each week, repeat the main movement patterns, and progress the load only when your reps stay sharp.

Who This 4-Day Upper/Lower Split Is For

This plan fits intermediate lifters who can train four days most weeks and recover from repeated work on the same muscle groups. It is also a strong next step when a 3-day full-body plan is working but you need more room for upper-body, leg, or arm volume.

Use a Monday, Tuesday, Thursday, Friday schedule when possible. The rest day between your first and second lower-body sessions matters because it lets your legs and lower back recover before you repeat the pattern.

The 4-Day Upper/Lower Schedule

Day Focus Primary lift
Day 1 Upper strength Barbell bench press
Day 2 Lower strength Barbell front squat
Day 3 Upper volume Overhead press
Day 4 Lower volume Romanian deadlift

Day 1: Upper-Body Strength

Exercise Sets Reps Rest
Barbell bench press 4 4 to 6 2 to 3 minutes
Weighted pull-up or pulldown 4 5 to 8 2 minutes
Standing overhead press 3 6 to 8 2 minutes
Bent-over dumbbell row 3 8 to 10 90 seconds
Incline dumbbell curl 3 8 to 12 75 seconds
Triceps pressdown 3 8 to 12 75 seconds

Day 1 starts with the heaviest pressing work of the week. Keep your upper back tight on every bench press rep and use a load that leaves one or two clean reps in reserve. The row is not filler; it gives your upper back the work needed to support stronger pressing.

Day 2: Lower-Body Strength

Exercise Sets Reps Rest
Barbell front squat 4 4 to 6 2 to 3 minutes
Romanian deadlift 4 6 to 8 2 to 3 minutes
Walking lunge 3 8 to 10 per side 90 seconds
Leg curl 3 8 to 12 75 seconds
Standing calf raise 4 8 to 15 60 seconds
Ab-wheel rollout or plank 3 8 to 15 or 30 to 60 seconds 60 seconds

Use a steady warm-up and do not rush the walkout on front squats. Keep the same range of motion from the first set to the last. On Romanian deadlifts, stop when your hip hinge loses tension rather than chasing a lower bar position.

Day 3: Upper-Body Volume

Exercise Sets Reps Rest
Incline dumbbell press 4 8 to 12 90 seconds
Chest-supported row 4 8 to 12 90 seconds
Lat pulldown 3 10 to 15 90 seconds
Seated dumbbell shoulder press 3 8 to 12 90 seconds
Lateral raise 3 12 to 20 60 seconds
Curl and triceps extension 3 10 to 15 60 seconds

Day 3 is about controlled volume. Use full ranges of motion, keep the last rep as clean as the first, and do not force the same loads you used on Day 1. Muscle-building work counts when the target muscle controls the rep.

Day 4: Lower-Body Volume

Exercise Sets Reps Rest
Romanian deadlift or trap-bar deadlift 3 6 to 10 2 minutes
Leg press or goblet squat 4 10 to 15 90 seconds
Bulgarian split squat 3 8 to 12 per side 90 seconds
Leg curl 3 10 to 15 75 seconds
Seated calf raise 4 10 to 20 60 seconds
Hanging knee raise 3 10 to 15 60 seconds

Day 4 builds volume without duplicating the exact stress of Day 2. Choose the squat pattern that you can control well after a full week of training. If your lower back is tired, favor a leg press or goblet squat over another barbell-loaded pattern.

How to Progress the 4-Day Upper/Lower Plan

  1. Start each main lift at a weight that leaves 1 to 3 reps in reserve.
  2. Add reps within the stated range before increasing the load.
  3. When every set reaches the top of the range, add the smallest available increase next session.
  4. Keep accessory work steady until the main-lift progression starts slowing.
  5. After 6 to 8 hard weeks, reduce total sets for one week before building again.

For bench press work, use the bench press 1RM calculator to set sensible starting weights for strength days. If the bar speed drops or your shoulders lose position, lower the load and earn the next increase.

How Much Rest Do You Need?

Rest 2 to 3 minutes after heavy compound sets and 60 to 90 seconds after accessories. Cutting rest to make the workout feel harder often lowers the quality of the sets that matter most. Keep your training log simple: record the load, reps, and any form issue worth fixing next time.

Eat, sleep, and recovery habits decide whether four training days help or just add fatigue. If your lifts stall for two weeks and soreness is not clearing between sessions, reduce one accessory set per exercise before changing the entire split.

Common Upper/Lower Split Mistakes

Making every day a max-effort day

Heavy lower-body and upper-body strength sessions need room to recover. Keep the volume days productive rather than turning them into another test.

Ignoring back work

Every upper-body day includes pressing and pulling for a reason. Stronger rows and pulldowns help keep your shoulders balanced and give your pressing a more stable base.

Adding cardio that ruins leg recovery

Conditioning has a place, but hard intervals immediately after lower-body work can limit the next session. Start with easy movement on rest days and add intensity only when your lifting performance holds steady.

Bottom Line

A 4-day upper/lower split gives you more volume without losing structure. Keep the main lifts stable, make progression boring and measurable, and let recovery decide how much extra work you earn.

Next article 3-Day Full-Body Workout Plan for Muscle & Strength

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