Generally, this is happening to us several times per day, as we have little stress episodes like this many times throughout the day. (thehormonediva.com)
Americans in the 21st century experience an alarming number of stress episodes on any given day, and the body expends a great amount of energy keeping itself in a heightened state of readiness. (chiro.org)
After a single stress episode, tau morphed back into its original state within 90 minutes. (scientificamerican.com)