The increasing worldwide prevalence and intensity of grandparenting has attracted an attention to its health implications for caregivers against the backdrop of population aging. Thanks to prolonged life expectancy and reduced infant mortality, extended families that comprise four generations, co-residential or not, are no longer rare in China. The current study examines health consequences when Chinese grandparents provide care to not only grandchildren but also their own elderly parents or parents-in-law (i.e., great-grandparents).