Can Intermittent Fasting Cause Headaches?

Some people undertaking intermittent fasting may experience headaches. This can be due to several factors, such as hypoglycemia, dehydration, and caffeine withdrawal. Intermittent fasting is an eating method that a person may adopt for religious, dietary, or health reasons. It involves cycling between periods of eating and fasting.

Intermittent fasting may provide some health benefits, such as weight loss and decreased risk of certain diseases. However, fasting may not be suitable for all people, and some individuals may experience side effects, such as headaches.

Can intermittent fasting result in headaches? People doing intermittent fasting may experience headaches. The results of a small 2023 study suggest that roughly 61% of individuals experience headaches while on an intermittent fast. Secondary headaches refer to headaches that people can trace back to a specific cause. Common triggers of secondary headaches are changes to homeostasis. This term describes the internal system that helps regulate bodily functions.

Excerpted from Medical News Today

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