Scientists have discovered where anxiety comes from

Anxiety disorders are common. Yet, many find current treatments methods only partially effective.

A neuron firing. Credit: MIT.

Anxiety disorders are common and may be growing more so. 40 million US adults suffer from one in some form, about 18% of the population. Worldwide, 260 million live with an anxiety disorder, according to the WHO. Economist Seth Stephens-Davidowitz reported in 2016 that anxiety disorders have doubled in the US since 2008. There are a number of different kinds. There’s general anxiety disorder, panic disorder, social anxiety, and of course, a near countless number of phobias.

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