I passed out at 4 a.m. in my bathroom. 3 months later, I decided to walk 73 miles across Spain to conquer my anxiety.

Shirin Ahmadi smiling in front of Cathedral of Santiago de Compostela, the endpoint of the Camino de Santiago pilgrimage. Shirin Ahmadi After the 31-year-old author fell and sustained a concussion, it prompted her to reevaluate her life. So, she embarked on the Camino pilgrimage in Spain to overcome her anxiety and find a sense of peace. "Walking didn't fix me. It just made me finally stop running." Darkness. And then a slow ringing, swelling like the sound of a slowly approaching train. Th...