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Influencers and biohackers swear by fasting. Here’s what the science says.

Katherine Langford

Editor-in-Chief · Saturday, October 17, 2026 at 12:31 PM · 1 min read

Influencers and biohackers swear by fasting. Here’s what the science says. — MarketWatch, London Business news — Image: MarketWatch

Fasting can help some people reduce how many calories they eat — but it’s not “effortless” as some would have you believe.

Up next‘Some people did everything right’: I lost my home in the Great Recession. I rent in my 50s. Why is that judged as failure?Business · 1 min read

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