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He M, Irwin JD, Sangster Bouck LM, Tucker P, Pollett GL: Screen viewing behaviours among preschoolers: parents’ perceptions. Am J Prev Med 2005, 29(2):120-125. 38. Goodway JD, Smith DW: Keeping all children healthy: Challenges to leading an active lifestyle for preschool children qualifying for at-risk programs. Fam Community Health 2005, 28(2):142-155. Pre-publication history The pre-publication history for this paper can be accessed here: http://www.biomedcentral.com/1471-2458/11/168/prepub doi:10.1186/1471-2458-11-168 Cite this article as: Tucker et al.: The influence of parents and the home environment on preschoolers’ physical activity behaviours: A qualitative investigation of childcare providers’ perspectives. BMC Public Health 2011 11:168. 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