A strong core is not measured by how many sit-ups you can complete. The real test is whether you can move your arms and legs while keeping your spine and pelvis controlled. That is exactly what the Dead Bug exercise is designed to challenge. It may look simple, but when performed correctly, the Dead Bug can expose weaknesses in core control, breathing, coordination, and spinal stability that traditional abdominal exercises often miss. Watch: How to Perform the Dead Bug Exerci