Associations of physical fitness with sleep quality and anxiety Among university students: a cross-sectional regression analysis.
Xu G; Li X; Song G; Yu H · 2026 · Frontiers in sports and active living
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Background Poor sleep quality and anxiety are prevalent among university students and pose growing public health concerns. Physical fitness is often assumed to be associated with better sleep and mental health outcomes; however, evidence…
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Metadata source: Europe PMC · DOI 10.3389/fspor.2026.1795033