Stress can be physical,And then there’s the kind that’s in our heads — that OMG I’m so overwhelmed right now feeling. While psychological stress has some definite downsides (chronic freak-outs may increase our risk for cancer and other diseases), take a moment to exhale. In moderate amounts, stress can boost our focus, energy, and even our powers of intuition.Still, in some cases, stress does more than light a productivity-boosting fire under our butts. Both emotional and physical stress activate our...