Synopsis

Published in July 2025 by the Children and Nature Network, this article highlights how playing in dirt exposes kids to beneficial microbes that strengthen immune systems, potentially reducing risks of allergies, asthma, and autoimmune issues. Drawing on studies like those showing farm-raised children with lower chronic disease rates and a Finnish daycare intervention boosting microbiota diversity, it also emphasizes mud play’s sensory and creative benefits, while advising precautions in polluted areas.

Article

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Mud, mess and microbes: Why kids need to play in the dirt

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