Fodmapeveryday iconFodmapeverydaySep 23, 2026 ~1 min source read

Do You Sleep For Nine Hours a Night? New Study Says It Can Lead to an Early Death

If you regularly sleep nine hours or more, two significant studies should catch your attention. A 30-year Taiwanese investigation following more than 3,000 people found that consistently sleeping beyond nine hours was associated with a higher all-cause mortality risk compared with seven to eight hours.

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If you regularly sleep nine hours or more, two significant studies should catch your attention.

A 30-year Taiwanese investigation following more than 3,000 people found that consistently sleeping beyond nine hours was associated with a higher all-cause mortality risk compared with seven to eight hours.

A separate meta-analysis involving more than 2.1 million people found a similar pattern, with stronger associations at both ends of the sleep spectrum.

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The useful part

If you regularly sleep nine hours or more, two significant studies should catch your attention. A 30-year Taiwanese investigation following more than 3,000 people found that consistently sleeping beyond nine hours was associated with a higher all-cause mortality risk compared with seven to eight hours. A separate meta-analysis involving more than 2.1 million people found a similar pattern, with stronger associations at both ends of the sleep spectrum.

How it works

  • Together, the findings have renewed attention around sleep duration as a possible health signal.
  • Researchers in the Journal of Sleep Research […] The post Do You Sleep For Nine Hours a Night?
  • What the Thirty-Year Taiwanese Study Actually Found The numbers behind the study are worth understanding before drawing any conclusions about your own nightly routine.

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