While short-term stress raises blood pressure temporarily, ongoing stress can lead to sustained hypertension and increase the ...

The impact phase begins when disaster strikes. It may be brief, as in an earthquake, though with aftershocks, or prolonged, ...

Being cut off in traffic, giving a presentation or missing a meal can all trigger a suite of physiological changes that allow ...

When you return to your activity and feel that rush of fear, your brain isn’t processing what is happening in the moment—it is reacting as if you were experiencing the injury again. In other words, ...

Scientists believe happy crying is a form of emotional homeostasis: a way of bringing us back to equilibrium after an emotional high. Crying activates the parasympathetic nervous system, which slows ...