Andrew Huberman· PhD
When glucose in your body spikes or crashes, your cognitive and physical performance do too. In fact, large glucose peaks and valleys lead to brain fog, fatigue, irritability, and hunger.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
When glucose in your body spikes or crashes, your cognitive and physical performance do too. In fact, large glucose peaks and valleys lead to brain fog, fatigue, irritability, and hunger.
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When glucose in your body spikes or crashes, your cognitive and physical performance do too. In fact, large glucose peaks and valleys lead to brain fog, fatigue, irritability, and hunger.