![]() Part of that result is likely due to the fact that most of the participants were college students who, according to the researchers, were already sleep-deprived. “Our hypothesis was that we would see better sleep without using the phone across the full sample,” Jensen tells The Verge, “so it was a bit surprising that we didn’t find that.” ![]() The researchers were mildly surprised that even the group of people who went phone-less before bed didn’t necessarily have better sleep on average. And while blue light and phone use do likely contribute to difficulty sleeping, there are many other variables to consider within the complexities of sleep and sleep hygiene. Still, the results for the Night Shift feature fall in line with early skepticism about how much it can help sleeplessness, especially because Apple doesn’t specify which wavelengths of light are blocked. ![]() This is only one small study that will need to be replicated at a larger scale with different samplings of people before it can be generalized. “Night Shift is not superior to using your phone without Night Shift or even using no phone at all.” “In the whole sample, there were no differences across the three groups,” said Chad Jensen, the lead researcher of the study, in a press release. ![]() ![]() “Night Shift is not superior to using your phone without Night Shift” ![]()
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