NEW YORK (Reuters Health) - Upon awakening, there is normally a surge in cortisol, a steroid hormone produced by the adrenal gland and released in response to stress. Now, UK researchers report that ...

That jolt of dread before your alarm even goes off. The racing heart while you're still under the covers. The intrusive worries hitting you between the bathroom and the coffee pot. If this sounds ...

Waking up does not activate an increase in the release of the stress hormone cortisol. Cortisol does, however, increase in the hours prior to wakening as part of the body's preparation for the next ...

New research is fueling a growing debate about whether your first cup of coffee should come later than you think.

In my last post, I discussed how cortisol is good for your body. It gets energy where it’s needed and helps to keep us from getting sick. This time, I want to talk about how cortisol is good for the ...

That tight chest, racing pulse and flicker of dread before your feet even touch the floor? It might not be anxiety in the way you think. It might be your body doing exactly what it evolved to do, just ...

That racing heart before your alarm goes off has a name. The cortisol awakening response may explain your morning anxiety.