Can fasting help you live to 100?

An Italian doctor thinks it can – and he’s got a diet to sell you

By Agostino Petroni

On a warm July evening in 2022, the residents of Varapodio, a small town in the southern Italian province of Calabria, came together for a celebration. A marching band played classical tunes in front of the church, which was adorned with hundreds of multi-coloured fairy lights. A priest stood solemnly holding a silver chalice of holy water as the mayor cheerfully shook hands with some of the guests – around 100 people of all ages, many of whom were dressed in their Sunday best.

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