Pectus Excavatum

Visualworkoutplan.

A 6–12 month, non-surgical strength approach. Designed for mild pectus excavatum, focused on the muscles that frame the dent and the posture that hides it.

Read the strategy Jump to workouts
24exercises
4training days/wk
10 mindaily posture
Strategy

Three levers, working together.

You're not "filling" the dent with chest muscle — the dent stays approximately the same depth. What changes is everything around it. That change is what makes pectus visually disappear in clothes and at conversational distance.

  1. 01

    Frame the dent

    Build upper chest, shoulders, and back so the muscles around the indentation visually frame and obscure it.

  2. 02

    Fix the posture

    Pull your shoulders back and out of the forward hunch that exaggerates the appearance of pectus.

  3. 03

    Expand the ribs

    Breathing-loaded movements (pullovers + diaphragm work) widen the rib cage from the inside.

Weekly schedule

4 training days. 3 rest days. Daily posture.

Day
Focus
Main lifts
Mon
Day 1 — Chest & Shoulders
Incline DB press · Incline flye · Pullover · OHP · Lateral raise
Tue
Day 2 — Back (Posture)
Pull-up · Chest-supported row · Face pull · Reverse flye · Shrug
Wed
Rest / Posture only
Daily 10-min posture routine + breathing
Thu
Day 3 — Legs
Squat · RDL · Walking lunge · Calf raise
Fri
Day 4 — Upper Accessory & Rib Cage
Flat DB press · Cable crossover · Pullover · Reverse flye · Band pull-apart
Sat
Rest / Posture only
Daily 10-min posture routine + breathing
Sun
Rest / Posture only
Daily 10-min posture routine + breathing
What to expect

Realistic timeline.

  1. Wk 1–2

    All form work. No weight chasing. Lock in technique on every lift.

  2. Wk 3–6

    Visible posture change. People may comment that you stand straighter. The dent looks the same — that's normal.

  3. Mo 2–3

    Visible chest and shoulder development. Clothes fit differently. Pectus reads less prominent in photos.

  4. Mo 4–6

    Significant change in how the pectus presents. Many mild cases become subtle enough that strangers don't notice.

  5. Mo 6–12

    Plateau in framing changes. If the dent depth itself still bothers you, this is when to consider a vacuum bell or cosmetic options.

Pectus-specific rules

Do's & Don'ts.

Do
  • Prioritize incline pressing over flat — upper chest frames the dent.
  • Train back at least as hard as chest. Posture is the lever.
  • Pullovers + diaphragmatic breathing, twice a week.
  • Eat in a small surplus with 0.8–1g protein per lb of bodyweight.
  • Daily 10-minute posture routine. No exceptions.
Don't
  • Obsess over flat barbell bench — overdeveloped lower chest can make the dent stand out.
  • Skip back day. Fastest way to make pectus look worse.
  • Buy "pectus correction" programs online. Repackaged exercises with a markup.
  • Hold your breath during pullovers. The whole point is the deep inhale.
  • Quit at 3 months. Framing changes really compound between months 4 and 9.
Before you start

A few notes.

On progression

Add weight only when you can hit the top of the rep range with crisp form on every set.

On consistency

4 sessions/week for 6 months beats 6/week for 3 weeks. Build the habit, then chase the result.

When to see a specialist

If you have shortness of breath, chest pain, or palpitations, see a thoracic specialist before training.