The Surprising Cognitive Benefits of Extended Fasting

A science-backed for improved brain health.

Eva Keiffenheim
5 min readJul 31, 2024
Photo by Stacy Barnes on Unsplash

Have you ever wondered if there’s a way to boost your brain health and mental clarity without expensive supplements or complicated routines?

Many seek ways to improve cognitive functions, reduce stress, and enhance our well-being. Yet, we often overlook one of the simplest, most natural methods available — extended fasting.

With years exploring neuroscience, brain research, and cognitive psychology, and having shared my insights through a TEDx talk and practical guides, I aim to help people learn smarter and live healthier. This journey led me to explore the impact of extended fasting on brain health and overall well-being.

Since 2017 I’ve fasted 2–3 times a year for anything between 3 up to 10 full fasting days. In this article, I’ll take you through the surprising cognitive benefits of extended fasting, backed by science and personal experience. You’ll learn how this practice can enhance brain function, improve mood, and even help protect against neurological diseases.

What is Extended Fasting?

Extended fasting, also known as prolonged fasting, involves voluntarily abstaining from all or most food intake for longer than 24 hours.

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Eva Keiffenheim
Eva Keiffenheim

Written by Eva Keiffenheim

Learning expert with 5M+ reads. Committed to building a fairer future, one narrative at a time. Start writing for millions of readers http://bit.ly/learnletter

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