We are not designed to deal with the many stress-inducing situations of the twenty-first century. For most of human history, the stressors we faced were mainly physical, like running away from wild animals. Now they are almost entirely psychological. When was the last time you were frightened by a lion? The things that cause us stress in our modern world are the ones that go inside our heads.
Jed Diamond, Stress Relief for Men: How to Use the Revolutionary Tools of Energy Healing to Live Well
men, stress-relief