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title: Sleep may matter more than screen time or diet for adolescents' grades, study
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# Sleep may matter more than screen time or diet for adolescents' grades, study finds

## TL;DR
（要約なし・原文はリンク先を参照 / No summary available; see the source link.）

## Key Points
- general_news / world_general

## Details
(本文なし。リンク先参照)

## Source
元記事: [Sleep may matter more than screen time or diet for adolescents' grades, study finds](http://www.euronews.com/health/2026/08/07/sleep-may-matter-more-than-screen-time-or-diet-for-teenagers-grades-study-finds) — published 2026-08-07T04:30:04Z