Exercise helps me with stress. It changes your brain chemistry. I turn to Ashtanga yoga when I feel the need to relax. I love it but it's not right for everybody. It's taught to you a little bit at a time according to your body type and your strength. That keeps things challenging.
The business of the poet is not to find new emotions but to use the ordinary ones and in working them up into poetry to express feelings which are not in actual emotions at all.