Pectus Excavatum Workout: The Complete Training Plan and Guide

Pectus excavatum is a structural condition where the sternum is recessed into the chest wall. Exercise does not move bone — but it can meaningfully change the muscle, posture and breathing patterns around the dip. That is the part most people are actually trying to improve when they search for a pectus excavatum workout: the way the chest sits, fills the t-shirt and carries through the day.

A pectus chest tends to pair with three patterns: a tight, short anterior chest; a weak and lengthened upper back; and a shallow, upper-chest breathing pattern. A good workout for pectus excavatum targets all three at once. It prioritises upper-back work, presses from an incline, builds the shoulders for width, uses full but pain-free range, and bakes daily mobility and breathing into the routine — not as an afterthought, but as the part of the plan that actually changes posture.

The plan below is the one we run by default inside the PectusFit app. It is built for adults of any training age and assumes access to a basic gym (dumbbells, a bench, a cable or band, and ideally a chest-supported row machine). A two-day home version is included at the end.

1. Pull more than you press. For every pressing set, do at least one pulling set. Most pectus chests are already pulled forward — adding flat bench volume on top is the fastest way to make posture worse.
2. Press from an incline. The upper chest is what visually fills the area above and around the dip. Low-incline dumbbell and machine pressing builds it without forcing the ribcage into a collapsed position.
3. Train the upper back hard. Face pulls, chest-supported rows, rear-delt work and band pull-aparts open the posture and balance the shoulder girdle.
4. Use full but pain-free range. Never force a range that hurts around the sternum. A controlled half-range with no pain beats a forced full-range with sharp signal.
5. Recover like it counts. Sleep, protein and at least one true rest day each week. Muscle is built between sessions, not during them.

Three sessions, around 50–60 minutes each. Two upper-body days that emphasise back and incline pressing, one lower-body and core day. Do the daily mobility on every other day for five minutes.

Monday — Upper A (push-focused)

• Incline dumbbell press — 4 × 8 (low incline, around 20–30°)
• Chest-supported row — 4 × 10
• Standing overhead press (light) — 3 × 8
• Face pulls — 3 × 15
• Lateral raises — 3 × 12
• Band pull-aparts — 3 × 20
• Plank — 3 × 30 seconds

Wednesday — Lower & core

• Goblet squat — 4 × 8
• Romanian deadlift — 4 × 8
• Bulgarian split squat — 3 × 10 per side
• Hanging knee raise — 3 × 10
• Dead bug — 3 × 8 per side
• Calf raise — 3 × 15

Friday — Upper B (pull-focused)

• Low-incline machine press — 4 × 10
• Single-arm dumbbell row — 4 × 10 per side
• Cable fly (light, slow tempo) — 3 × 12
• Rear-delt fly — 3 × 15
• Wall slides — 3 × 10
• Side plank — 3 × 20 seconds per side
• Optional: biceps and triceps superset — 3 × 10

Every day — 5-minute mobility

• Doorway pec stretch — 2 × 30 seconds per side
• Thoracic foam-roll extensions — 2 × 8
• Cat–cow — 8 slow reps
• Diaphragmatic breathing — 10 slow nasal breaths

PectusFit ships this template, the exercise library, video form cues and daily mobility as a single guided plan. You tick boxes, log loads and the app handles progression.

Incline dumbbell press

Why: the single best pressing variation for a pectus chest. The incline biases the upper pec fibres that fill the area around and above the dip. Dumbbells let each side move independently, which helps when there is asymmetry in the chest wall.

Cues: 20–30° incline, feet planted, ribs down. Lower until the dumbbells are level with the upper chest — not deeper than feels comfortable. Press up and slightly together. Stop a rep or two short of failure on most sets.

Chest-supported row

Why: the chest support takes the lower back out of the equation and lets the mid-back work in isolation. This is the row that fixes posture fastest.

Cues: pull elbows toward the hips, not the ears. Squeeze the shoulder blades at the top for a one-second pause. Slow on the way down.

Face pulls

Why: the highest-leverage exercise in this plan for posture. They train the rear delts, mid-traps and external rotators all at once — the muscles that physically pull the shoulders back.

Cues: cable at face height, rope handle, light load. Pull the rope to the eyes with elbows high. Two seconds out, two seconds back. Sets of 15–20.

Band pull-aparts

Why: a five-minutes-a-day upper-back fix. Cheap, joint-friendly and free to do anywhere.

Cues: arms straight, ribs down, squeeze the blades. 100 reps a day across the day is a cheat code for posture.

Lateral raises

Why: wider shoulders make the chest dip look smaller without ever touching the chest itself. The most underrated lift in any pectus workout.

Cues: lead with the elbows, slight forward lean, soft pause at the top. If you feel it in the upper traps, lower the weight.

Wall slides

Why: trains the scapular upward rotators in the exact pattern you need for healthy overhead movement. Excellent warm-up.

Cues: back flat against the wall, wrists and elbows in contact, ribs down. If you cannot keep contact, you have found the range that needs work.

This is the part most generic plans skip. Five focused minutes a day does more for chest line and confidence than any single workout. The full breakdown lives in our dedicated guides:

Short version of the daily routine: doorway pec stretch (2 × 30s per side), thoracic foam-roll extensions (2 × 8), cat–cow (8 slow reps), and five minutes of slow nasal breathing with a hand on the lower ribs feeling them expand sideways.

Warm-up (5 minutes, before every session): 60 seconds of easy cardio, 10 cat–cow, 10 band pull-aparts, 10 wall slides, 10 bodyweight squats. The goal is warm joints and an awake mid-back — not fatigue.

Cool-down (3 minutes, after every session): doorway pec stretch, thoracic extensions over a foam roller, and one minute of slow nasal breathing. The cool-down is where the parasympathetic switch flips and recovery starts.

Run the same exercises for 8–12 weeks before changing anything major. Variety is overrated; consistency wins.

• Week 1–2: groove the movements. Leave 3 reps in the tank.
• Week 3–6: add one rep per set each week. When you hit the top of the rep range on every set, add the smallest weight increment available.
• Week 7: planned deload. Same exercises, 60% of your usual weights, 2 sets each.
• Week 8 onwards: continue progressing. If a lift stalls for 3 weeks, swap the variation (e.g. incline dumbbell to low-incline machine) and keep going.

Training is the trigger. Food is the building material. For a fuller upper chest and stronger posture you need enough calories and enough protein — for long enough.

• Calories: a small surplus of 200–400 kcal per day if you want to add muscle and visual fullness. Maintenance is fine if you only care about strength and posture.
• Protein: 1.6 to 2.2 g per kg of bodyweight, spread across 3–5 meals.
• Carbs: generous around training to fuel hard sets.
• Fats: enough to support hormones, around 0.8 g per kg of bodyweight.
• Hydration: water before, during and after sessions; salt food normally.

For a deeper look at programming for size with a pectus chest, read the companion guide:

Muscle is built when you are not in the gym. Seven to nine hours of sleep, a consistent bedtime, dim light in the evening and two short walks a day make a bigger difference to results than any supplement on the market. Breathing work before bed (box breathing, 4–4–4–4 for two minutes) helps drop the nervous system into recovery.

If you have had a Nuss or Ravitch procedure, the principles still apply — but the timeline is longer and the priority is patience. Always follow the return-to-training protocol from your surgical team first. As a general guide, most people work through this sequence with medical clearance:

1. Weeks 0–6: walking, breathing work, gentle posture drills only.
2. Weeks 6–12: bodyweight movements, light bands, no loaded pressing.
3. Months 3–6: reintroduce dumbbell work with low loads and no pain.
4. Month 6+: gradually return to the full plan with conservative loading.

Sharp pain, clicking around hardware, shortness of breath or palpitations are stop signs — see your surgical team rather than pushing through.

Pectus progress is slow and easy to miss. Two simple habits make it visible:

• Monthly photos — front, side, back. Same room, same light, same time of day.
• Weekly logs — top set on the incline press, chest-supported row and lateral raise. If those numbers are climbing, the chest is changing.
• Subjective notes — energy, posture, breath, confidence. These move first.

• Too much flat barbell bench, not enough rowing.
• Chasing one-rep maxes instead of clean technique in the 8–12 range.
• Skipping the daily mobility because it 'feels too easy'.
• Comparing your chest to a non-pectus chest under cold gym lights.
• Switching plans every two weeks. Boredom is not a reason to change.
• Eating too little protein and wondering why nothing fills out.

1. Week 1: learn the movements, log starting loads, take starting photos.
2. Week 2–3: add one rep per set each week. Daily mobility every day.
3. Week 4: first small load increases. Take week-4 photos.
4. Week 5–6: keep progressing. Sleep is the priority outside the gym.
5. Week 7: deload — half the volume, two-thirds the weight.
6. Week 8: take week-8 photos, compare honestly, decide whether to repeat the block or step up to a 4-day intermediate split inside the app.

No gym, two short sessions a week, dumbbells or bands. Same principles, lighter loads, more reps.

• Day 1: incline push-up (hands elevated) 4 × 8, dumbbell row 4 × 10/side, band pull-apart 3 × 20, lateral raise 3 × 12, plank 3 × 30s.
• Day 2: goblet squat 4 × 10, Romanian deadlift with dumbbells 4 × 8, single-leg glute bridge 3 × 10/side, dead bug 3 × 8/side, side plank 3 × 20s/side.
• Every day: 5-minute mobility (doorway pec stretch, cat–cow, breathing).