Regression Triggers. Even toddlers that are ready to use the toilet can later regress, and these regressions are usually triggered by stress. According to Scholastic, a major cause of toilet training regression is the addition of a new brother or sister to the family.
May 01, · "Despite the frustration of having to head back into accidents and diapers because of toilet-training regression, do everything you can to stay positive," says Wendy Sue Swanson, M.D., a .
According to the American Academy of Pediatrics, staying calm and being empathic toward your child's potty training troubles is an important component of dealing with sudden regression. Speaking to your child about the reasons she has stopped using her potty can give you insights into what you can do to help her be more comfortable with the toilet.