Meal timing and eating window with all-cause and cardiovascular mortality and life expectancy

AI summary: A cohort study published in the European Journal of Clinical Nutrition found that consuming the first meal after noon, or having an last meal after midnight, is associated with significantly higher all-cause and cardiovascular mortality risks. Analyzing data from 31,044 U.S. adults, researchers observed that delaying the first meal correlates with a 29% higher mortality risk, potentially reducing life expectancy by over two years.

https://www.nature.com/articles/s41430-026-01796-1

Don’t delay your breakfast…

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This seems to me to be a substantial claim. Can anyone assess the quality of the data and conclusions? Not that it applies to me – I wouldn’t delay my breakfast for anything (okay, some things. :smiley: )

It’s an association. Responses are from a survey. Not the most rigorous

This cohort study included 31,044 adults aged 40 years and older from the National Health and Nutrition Examination Survey 1999–2018. The meal timing and the eating window were estimated from a 24-h dietary recall.

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Sounds like the position of Valter Longo for a long time…

I don’t think it’s worth looking at. It’s likely to be very confounded by lifestyle and health variables.

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Especially given that we have RCTs on this topic. Albeit far too short duration…

The main problem is that we are not sure whether the timing variable is the one that changes life expectancy. Could it be sleep time, or the fact that the later we eat, the more likely we are to consume fast food?