Background
Edited by: Songlin He, Chongqing Medical University, ChinaReviewed by: Xianliang Wang, National Institute of Environmental Health, China; Jonas Augusto Cardoso da Silveira, Federal University of Paraná, Brazil; Meng Li, Zhengzhou University, ChinaThis article was submitted to Children and Health, a section of the journal Frontiers in Public Health†These authors have contributed equally to this workParental household wealth has been shown to be associated with offspring health conditions, while inconsistent associations were reported among generally healthy population especially in low- and middle- income countries (LMICs). Whether the household wealth upward mobility in LMICs would confer benefits to child health remains unknown.