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Worry on the brain: Researchers find new area linked to anxiety

Previous studies of anxiety in the brain have focused on the amygdala, but a team of researchers had a hunch that understanding a different brain area, the lateral septum (LS), could provide more clues into how the brain processes anxiety. Their instincts paid off -- the team has found a neural circuit that connects the LS with other brain structures in a manner that directly influences anxiety.
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