Diaphragmatic Breathing for Athletes: Assessment and Drills

A coach’s guide to assessing 360° ribcage expansion and progressing drills that improve mechanics under load.

Quick Assessment Flow

• Posture and ribcage position
• Lateral and posterior expansion
• Breath timing during movement

Drill Progressions

• Supine 90/90 with lateral expansion focus
• Half‑kneeling bracing with exhale control
• Loaded carries with cadence breathing