What is Stress?
Related Articles: The 10-Part Stress Series Stress may seem to be a critical part of life in the 21st century, but it has been with us since time immemorial: The air was still that warm afternoon in Africa two million years ago. He moved quietly as he crossed the grassy landscape. He knew there were predators there. If he wanted to avoid being lunch, he needed to be careful. Then he heard it. Just the soft sound of a stick breaking under pressure.