If you are in your stress zone all the time, you have to ask yourself what role you have in creating this atmosphere for yourself. Perhaps you are a busy CEO, an entrepreneur, or a parent with three children and no help. All are valid reasons to be stressed, but there are plenty of CEOs and parents who are not stressed all the time.
A nice article is linked here, which states 4 ways of stretching yourself, rather than stressing !!
https://goldensilt.blogspot.com/2011/10/4-ways-to-stretch-instead-of-stress.html