The American Academy of Pediatrics has released updated guidance urging schools to maintain and protect recess time for children, citing significant benefits for students' health, learning capacity, and behavioral development.

The medical organization's recommendations come amid growing concerns about reduced physical activity time in educational settings. The guidance emphasizes what the academy describes as the "very powerful benefit" that recess provides for child development across multiple areas.

Separately, researchers at Penn State University have published findings that shed new light on how physical movement benefits brain function. The study revealed that abdominal muscle contractions during bodily movement help push cerebrospinal fluid through the brain tissue, effectively flushing out metabolic waste products.

The research suggests a direct physiological mechanism by which physical activity contributes to brain health and maintenance. The cerebrospinal fluid circulation facilitated by movement appears to play a crucial role in the brain's natural cleaning processes.

Both developments highlight the growing scientific understanding of connections between physical activity and cognitive function, particularly relevant as educational institutions balance academic instruction time with opportunities for student movement and play.