McGill Core Endurance Tests

Strength

McGill core endurance tests for trunk stability.

Purpose

Screen for McGill Core Endurance Tests findings.

Execution

1. Perform the trunk flexor endurance test (modified curl-up hold)
2. Perform the trunk extensor endurance test (Sorensen hold)
3. Perform right and left side bridge holds
4. Record time to fatigue for each test
5. Compare ratios and side-to-side differences

Key Observations

• Flexor endurance (isometric sit-up)
• Extensor endurance (Biering-Sorensen)
• Side bridge (side plank)

Views

• lateral

Protocol

1. Observe from: lateral.
2. Standardize start position and instructions.
3. Perform 2-3 trials per side when applicable.
4. Record key observations and any positive indicators.
5. Compare left vs right when applicable.

Reference

Stuart McGill