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📱 Bedtime Smartphone Use and Problematic Smartphone Use Linked to Sleep Quality and Executive-Function Difficulties

June 18, 2026 (EMFS)
Jun 16, 2026 (original)
Source: Psychol Health Med
Source category: Research
AI use
A Psychology, Health & Medicine study of 270 Argentinean university students linked social media use with more frequent bedtime smartphone use and problematic smartphone use. The authors report indirect pathways from social media use to executive-function difficulties through sleep quality and smartphone-dependence measures.
📱 This research is covered in EMF Signal's section on screens and digital devices. It does not address electromagnetic fields (radiation).

"Smartphone use has become ubiquitous among young adults, raising concerns about its potential impact on sleep and executive functioning in daily life."

— Santiago Collazo et al. (study authors)

"Higher social media frequency was significantly associated with increased PSU and more frequent smartphone use at bedtime."

— Santiago Collazo et al. (study authors)

"Two significant indirect pathways were identified linking social media use to EF difficulties: one through increased bedtime smartphone use and poorer sleep quality, and another through increased PSU."

— Santiago Collazo et al. (study authors)

Source

Links between social media, bedtime smartphone use, sleep quality, and executive function difficulties in adults. pubmed.ncbi.nlm.nih.gov

📄 Underlying Research

Links between social media, bedtime smartphone use, sleep quality, and executive function difficulties in adults.

Santiago Collazo et al. (2026) Psychology, health & medicine Journal Level 1ⓘ

🔗 DOI 📚 PubMed

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