What is the PDCA Cycle? The PDCA (Plan-Do-Check-Act) cycle, also known as the Deming Cycle or Shewhart Cycle, is a fundamental and widely adopted model for continuous improvement. It provides a structured and iterative approach to solving problems, making improvements and optimizing processes. The PDCA cycle consists of four basic phases: Plan, Do, Check and Act, each of which plays a critical role in driving continuous improvement. What’s in this eBook? Definition of Continuous Improvement Basic Principles of Continuous Improvement What is the PDCA Cycle? The PDCA Cycle as an Essential Tool for Continuous Improvement Why is the PDCA Cycle Important? Benefits of the PDCA Cycle Continuous Improvement Solution