this post was submitted on 09 Feb 2026
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It's also important to have for its own merit. Sometimes, people have strong intuitions about "obvious" things, and they're completely wrong. Without science studying things, it's "obvious" that the sun goes around the Earth, for example.
Without those studies, you cannot know whether it's bad for your health. You can assume it's bad for your health. You can believe it's bad for your health. But you cannot know. These aren't bad assumptions or harmful beliefs, by the way. But the thing is, you simply cannot know without testing.
Or how bad something is. "I don't need a scientific study to tell me that looking at my phone before bed will make me sleep badly", but the studies actually show that the effect is statistically robust but small.
In the same way, studies like this can make the distinction between different levels of advice and warning.
I remember discussing / doing critical appraisal of this. Turns out it was less about the phone and more about the emotional dysregulation / emotional arousal causing delay in sleep onset.
So yes, agree, we need studies, and we need to know how to read them and think over them together.