Ever felt your brain a little sluggish a little while after eating sugar or a giant meal? You are probably feeling the effects of a sugar crash, which, new research shows, really can slow down your cognitive function.
In a double-blind, placebo-controlled study, participants demonstrated a delay in completing cognitive tasks after consuming glucose or table sugar, compared to participants that consumed fructose (fruit sugar)or artificial sweetener sucralose (the placebo) . And fasting beforehand heightened this effect.
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Food Comas Are Real And They're Slowing Down Your Brain