How Glucose Is Brought to the Brain
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4 min read
The brain consumes a staggering amount of energy relative to its size, accounting for about 20% of the body's total energy expenditure at rest. This massive energy demand is almost exclusively fueled by glucose, which is transported from the bloodstream into the brain via a highly specialized and tightly regulated process. Understanding what brings glucose to the brain is central to comprehending fundamental neurobiology and metabolic health.
