Crossover study

A crossover study is a type of clinical trial or research design in which participants are assigned to receive multiple treatments in a sequential manner. In this design, each participant acts as their own control, which can enhance the reliability of results and reduce variability due to individual differences. In a typical crossover study: 1. **Two or More Treatments**: Participants are usually assigned to two or more treatment groups (e.g., Drug A and Drug B).