You'd think getting a cancer diagnosis and the subsequent chemo and/or radiation therapy is traumatic enough. But many people receiving cancer therapy also suffer from so-called chemobrain, a condition marked by troubles with memory, attention/concentration, calculations, fine motor skills and other deficits. In this video CIRM grantee and Stanford professor Michelle Monje describes how damage to brain stem cells plays a significance role in this disorder but may also provide new strategies to halt or repair cognitive functions.