Background: 250 children develops cancer in Sweden every year and 75 percent of these children survives. History show that the treatment for cancer has improve. Every child has at least one parent who is affected and who is associated with suffering during the child's cancer diagnosis. Aim :The aim was to illuminate parents' experiences of living with a child with cancer diagnosis. Method: A literature-based study. Qualitative content analysis of 10 qualitative articles. Results: The results are presented in four main themes: "The feeling of powerlessness", "The need of support", "Lives ups and downs" and "Changed life". Conclusion: The results show that parents of a child with cancer diagnosis describe many different emotions and a changed life. The parents feel powerless and have need of support in various forms. Parents get a new life to adapt to and see life and every day as unique.