
Intermittent fasting could help tackle diabetes – here’s the science
INDYPULSE
Intermittent fasting could help tackle diabetes – here’s the science
Intermittent fasting is currently all the rage. But don’t be fooled: it’s much more than just the latest fad. Recent studies of this kind of fasting – with restricted eating part of the time, but not all of the time – have produced a number of successes, but the latest involving diabetes might be the most impressive yet.
The idea of intermittent fasting arose after scientists were impressed by the effects of constant calorie restriction. A number of studies in many different animals have shown that restricted eating throughout adulthood leads to dramatic improvements in lifespan and general health.
The reasons for these improvements aren’t yet clear. Part of it seems to be that going without food gives cells in the body a much needed break to perform maintenance and repair. But the lack of food also forces cells to resort to alternative sources of energy. Some of these, such as ketones – molecules created in the liver from recycled fat – appear to be beneficial.
The problem is that constant calorie restriction isn’t practical: it’s easy for scientists to impose upon lab animals, but hard for humans to impose upon themselves in the real world. Fortunately, we’ve learnt that constant calorie restriction isn’t really necessary. Intermittent fasting seems to have many of the same benefits.
There are two main types of intermittent fasting. One type, known as “time restricted feeding”, requires eating only during a few hours of the day – say between 10am and 6pm. This ap
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