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The Strange Link Between Junk Food and Depression

Foods higher on the glycemic index, like added sugar and refined grains, are linked to depression and depressive disorders, says a new study

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Dr. Sears Comments:

Dr. Barry Sears

There are probably two separate events taking place.  The first would increase inflammatory mediators in the gut that can travel directly to the brain via the vagus nerve. The other is increasing inflammatory mediators in the blood that can also reach the brain via circulation.  Both can enter the brain and disrupt normal neurotransmitter signaling giving rise to depression.

 

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