Yun believes the angioplasty, while helping in the short term, reinitiates the trauma response.

FORBES: Rethinking Biology

While their long-term effectiveness is unclear, Yun and Lee believe these also will spur the body's trauma response.

FORBES: Rethinking Biology

We called it the Trauma Response Database and over three months we registered more than 2, 000 licensed professionals.

FORBES: If You Don't Take Time To Remember, You Forget

And some modern treatments, like stents to prop open clogged arteries, trigger the same trauma response, making matters worse in some patients.

FORBES: Rethinking Biology

As the arteries are minimally stressed, no trauma response develops, they say.

FORBES: Money & Investing

We called it the Trauma Response Database.

FORBES: Eleven Years Since 9/11: If You Don't Take Time to Remember, You Forget

The Director-General also took part in a round table at the Washington Institute for Near East Policy, addressing the psychological and emotional trauma of Syrian refugee children and UNESCO's response in addressing their needs through the development of specific tools for teacher training in post-conflict and post-disaster situations.

UNESCO: Post-Conflict and Post-Disaster Responses

Together, the participants of this program and I utilized innovative fitness, response writing, and experiential art to transform trauma and heal through movement.

FORBES: Connect

So the idea behind beta blockers for preventing PTSD is that if you can prevent the body's stress system from reacting strongly to a trauma, you might be able to reduce the brain's fear and horror response.

CNN: Have you heard of a heart drug that also helps PTSD?