We must learn to deal with stress or it will literally kill you. As humans we are only supposed to be incredibly stressed out when we are fighting for our lives. We were not meant to have heart attacks because of non-violent means. Your health is a priority; if your heart can't function in a peak state, neither can your mind.
How to Avoid Burnout
When a lion is chasing a gazelle, the gazelle’s physiology dramatically changes. The gazelle’s heart is pumping very fast as it runs as fast as it can to survive. The gazelle’s body uses every ounce of energy to focus on surviving. Other bodily functions temporarily cease working as it tries to outrun the lion. The gazelle’s immune system shuts down. The gazelle’s reproductive system shuts down. The gazelle actually ages in the process.