Should you try fasting? – Harvard Health


Intermittent fasting continues to be popular, but are there any health benefits — or risks?

Diet trends come and go, but intermittent fasting has been around for some time. Now science has begun to look more closely at its possible health benefits. The verdict? It’s too early to tell for sure. But early evidence suggests intermittent fasting can help.

The 16/8 approach

Intermittent fasting means that you refrain from eating for a designated amount of time each day. There are many ways to do this, but one of the most popular approaches is called 16/8. You eat during an eight-hour period — for example, from noon to 8 p.m. — followed by 16 hours of fasting, in this case, from 8 p.m. until noon the next day, when the pattern repeats.

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