Families face uncertainty when they are told that their child has leukemia or lymphoma. It is a time filled with new people and situations, worries and change. It may help to learn that cancer survival rates for children have improved significantly during the last several decades due to new and better treatments. Doctors, nurses and scientists are working together around the world to continue to improve outcomes for children diagnosed with leukemia or lymphoma - researchers continue to search for the causes, develop better treatments and tailor therapies to decrease long-term effects. Social workers, psychologists, psychiatrists and other health professionals are also working to understand how to help children and families manage cancer and its treatment and maintain a good quality of life.