Stress can kill you!  It's capable of altering all bodily functions.  With the alleviation of stress the body returns to its 'normal' state, for better or worse.
However, as a married, homeowner, business owner with kids, stress is a part of my life and most of my friends.  My grandmother used to say "If you didn't have kids what would you do for aggravation?"  No wonder I had a 3 level
 
 
By the way, supplemental estrogen and thyroid do not agree and must be taken at least 4 hours apart.