What's the fuss over intermittent fasting?

The diet fad involves fasting for certain hours or for entire days; doctors stress that little is known about the method's effects beyond six months, its sustainability and safety

Unless you hide under a rock or live in a cave, you will have heard of the latest lifestyle craze - intermittent fasting (IF). Members of your family are doing it, and so are your friends, gym buddies and maybe even your doctor.

The regimen involves fasting for certain hours of the day, or for entire days, consecutively or not. Some people go on it to lose weight and say they are smaller around the waist too. Others do it to feel energetic and focused.

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A version of this article appeared in the print edition of The Sunday Times on December 09, 2018, with the headline 'What's the fuss over intermittent fasting?'. Print Edition | Subscribe