We don't know if anxiety disorder is becoming more common or less common. Older studies looking at anxiety disorder used different definitions for the disorder, so it's hard to compare their results with recent studies.
This is what we know about how many people have anxiety disorder.
At any one time, between 1 and 5 in 100 adults have anxiety disorder.
About 6 in 100 adults get anxiety disorder at some time in their life.
Many people with anxiety disorder suffer in silence. Only about a half of people with anxiety disorder ever go to a doctor for it.
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