Intermittent fasting – timing when you eat – has legions of supporters but not strong science to back it up
Intermittent fasting – timing when you eat – has legions of supporters but not strong science to back it up
Trisha Pasricha | Washington Post | May 6, 2025
Intermittent fasting has been shown to lead to some weight loss in several studies. But it might not work better than other dieting practices.
…
Both intermittent fasting and overall calorie restriction approaches can result in weight loss for a few months, but they are very hard to sustain; studies have shown that some of that weight comes back after a year, regardless of the approach.
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One large study from last year found that time-restricted eating was just as effective as calorie-restricted diets for weight loss — about 10-12 pounds in both groups after 12 months. This study was notable because it included participants from a diverse American population.
[T]o date, a full study has not been published in a peer-reviewed journal.
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Intermittent fasting has become popular as a lifestyle choice even among non-dieters: Limited studies in people have found that, for instance, intermittent fasting can improve insulin sensitivity and blood pressure regardless of weight changes.
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