If you’ve ever found yourself wondering, “Why am I so anxious all the time?” — even when life looks relatively stable — you’re not alone.

Anxiety is often treated as a standalone issue. But in many cases, persistent anxiety is rooted in how the nervous system adapted to earlier experiences of stress or trauma.

Research in neuroscience and trauma psychology has shown that overwhelming experiences can alter how the brain and body detect and respond to threat. When the stress response becomes sensitized, the body may continue reacting long after the original situation has passed.

Yes, trauma can cause anxiety — not only immediately, but years later.

Understanding this shifts the question from “What’s wrong with me?” to “What happened in my nervous system?”

That shift matters. […]