For adults who are overweight or obese, cutting calories all the time works about the same as fasting on and off when it comes to losing weight — both help lower BMI just as much in the short to medium term.

Intermittent fasting might help people with extra weight lose a little more body mass than cutting calories regularly, but the difference is small and we’re not sure if it really matters for health.

Intermittent fasting might help people lose a little more weight than cutting calories the usual way, but the difference is so small it could just be due to chance — overall, both methods work about the same for weight loss in people with overweight or obesity.

People with metabolic syndrome who follow intermittent fasting see their body mass index drop by a small but measurable amount, meaning they’re losing fat relative to their height.

People who try intermittent fasting tend to lose a little more weight than those who just cut calories continuously, according to several studies.

If you're trying to lose weight and are overweight or obese, cutting calories just two days a week doesn’t work much better than cutting them every day — the difference is pretty small.