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問題はスクリーンタイムではない――10代を傷つけているのは「比較の罠」だ

It's Not Screen Time—It's the Comparison Trap Hurting Teens

SNSを使う時間の長さよりも、他人と自分を比べて落ち込む「上方比較」こそが、10代の心を傷つける本当の原因かもしれません。最新研究が明らかにした、意外な事実とは。
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Have you ever checked your phone for just a few minutes, and then felt bad for much longer?

A lot of teens think the biggest problem is time. And time does matter. In a Pew survey in the United States, 45% of teens said they spend too much time on social media. Many also said social media can hurt sleep, productivity, and mental health. (pewresearch.org)

But here is the twist. A new study, published on June 21, 2026, looked at something deeper than screen time. Researchers followed 200 young teens, ages 10 to 14, for 14 days. Each day, the kids wrote about social media use, social comparison, and mood. The researchers also checked depressive symptoms at the start and at the end. (nature.com)

Now imagine Yui on the train home. She opens an app. She sees a smiling friend, cute clothes, a fun cafe, a perfect photo. She thinks, “Everyone is doing better than me.” She was online only a short time. But the feeling stays.

And that is the key point. The study found that social media use by itself did not predict a rise in depressive symptoms over those two weeks. What mattered more was how strongly a teen felt bad after “upward comparison” — the feeling that other people are happier, prettier, cooler, or living a better life. In earlier work with the same age group, researchers also found that on days kids used more social media, they tended to compare upward more. (nature.com)

So maybe the first question is not only, “How long were you online?” Maybe it is, “When you looked at others, what happened to your heart?” Sometimes the hardest part is not the app. It is the comparison. (nature.com)

by EigoBoxAI
作成:2026/06/22 07:01
レベル:超入門 (語彙目安:〜300語)
タイプ:ポッドキャスト

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