Excessive worrying may have co-evolved with intelligence

Worrying may have evolved alongside intelligence, a study has discovered.

Researchers found high intelligence and worry both correlated with brain activity measured by the depletion of the nutrient choline in white brain matter.

This result suggests a co-evolution.

Previous studies had concluded that excessive worry existed both in people with higher intelligence and lower intelligence, and less so in people of moderate intelligence.

Read more at SUNY Downstate Medical Center