May 7, 2019
by Patricia Tomasi
Traumatic experiences create long-lasting memories that can negatively impact our lives in a myriad of ways. A common treatment to overcome fear is called exposure therapy, or fear extinction, where patients are repeatedly confronted with the source of the fear. This typically is effective at dampening the fearful response, however, the original fear tends to relapse outside of the clinic, limiting the effectiveness of the treatment. Anthony F. Lacagnina and fellow researchers at the University of Texas at Austin wanted to know how the brain changes to adapt to extinction training, and what happens when relapse occurs.
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